diff --git a/PKHeX.Core/Editing/PKM/QR/QRPK7.cs b/PKHeX.Core/Editing/PKM/QR/QRPK7.cs
index c58718055..876fcb444 100644
--- a/PKHeX.Core/Editing/PKM/QR/QRPK7.cs
+++ b/PKHeX.Core/Editing/PKM/QR/QRPK7.cs
@@ -11,7 +11,7 @@ public sealed class QRPK7(Memory<byte> Raw) : IEncounterInfo
     public const int SIZE = 0x30;
     private Span<byte> Data => Raw.Span;
 
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public byte LevelMin => Level;
     public byte LevelMax => Level;
     public byte Generation => Version.GetGeneration();
diff --git a/PKHeX.Core/Legality/Bulk/DuplicateGiftChecker.cs b/PKHeX.Core/Legality/Bulk/DuplicateGiftChecker.cs
index b8a212ea6..07fb8505d 100644
--- a/PKHeX.Core/Legality/Bulk/DuplicateGiftChecker.cs
+++ b/PKHeX.Core/Legality/Bulk/DuplicateGiftChecker.cs
@@ -21,7 +21,7 @@ private static void CheckDuplicateOwnedGifts(BulkAnalysis input)
 
         var dupes = combined.Where(z =>
                 z.Analysis.Info.Generation >= 3
-                && z.Analysis.EncounterMatch is MysteryGift { EggEncounter: true } && !z.Slot.Entity.WasTradedEgg)
+                && z.Analysis.EncounterMatch is MysteryGift { IsEgg: true } && !z.Slot.Entity.WasTradedEgg)
             .GroupBy(z => ((MysteryGift)z.Analysis.EncounterMatch).CardTitle);
 
         foreach (var dupe in dupes)
diff --git a/PKHeX.Core/Legality/Bulk/DuplicateTrainerChecker.cs b/PKHeX.Core/Legality/Bulk/DuplicateTrainerChecker.cs
index b23683fac..5b39bd67c 100644
--- a/PKHeX.Core/Legality/Bulk/DuplicateTrainerChecker.cs
+++ b/PKHeX.Core/Legality/Bulk/DuplicateTrainerChecker.cs
@@ -93,9 +93,9 @@ private static bool IsSharedVersion(PKM pp, LegalityAnalysis pa, PKM cp, Legalit
 
         // Gen3/4 traded eggs do not have an Egg Location, and do not update the Version upon hatch.
         // These eggs can obtain another trainer's TID16/SID16/OT and be valid with a different version ID.
-        if (pa.EncounterMatch.EggEncounter && IsTradedEggVersionNoUpdate(pp, pa))
+        if (pa.EncounterMatch.IsEgg && IsTradedEggVersionNoUpdate(pp, pa))
             return false; // version doesn't update on trade
-        if (ca.EncounterMatch.EggEncounter && IsTradedEggVersionNoUpdate(cp, ca))
+        if (ca.EncounterMatch.IsEgg && IsTradedEggVersionNoUpdate(cp, ca))
             return false; // version doesn't update on trade
 
         static bool IsTradedEggVersionNoUpdate(PKM pk, LegalityAnalysis la) => la.Info.Generation switch
diff --git a/PKHeX.Core/Legality/Encounters/Data/Gen2/Encounters2.cs b/PKHeX.Core/Legality/Encounters/Data/Gen2/Encounters2.cs
index 4ee955722..b3507702d 100644
--- a/PKHeX.Core/Legality/Encounters/Data/Gen2/Encounters2.cs
+++ b/PKHeX.Core/Legality/Encounters/Data/Gen2/Encounters2.cs
@@ -21,7 +21,7 @@ internal static class Encounters2
         new(155, 05, GSC) { Location = 001 }, // Cyndaquil @ New Bark Town
         new(158, 05, GSC) { Location = 001 }, // Totodile @ New Bark Town
 
-        new(175, 05, GSC) { Location = 000, EggEncounter = true }, // Togepi
+        new(175, 05, GSC) { Location = 000, IsEgg = true }, // Togepi
         new(131, 20, GSC) { Location = 010 }, // Lapras @ Union Cave
         new(133, 20, GSC) { Location = 016 }, // Eevee @ Goldenrod City
 
@@ -95,13 +95,13 @@ internal static class Encounters2
 
     public static readonly EncounterStatic2[] StaticOddEggC =
     [
-        new(172, 05, C) { EggEncounter = true, Moves = new((int)Move.ThunderShock,(int)Move.Charm, (int)Move.DizzyPunch)}, // Pichu
-        new(173, 05, C) { EggEncounter = true, Moves = new((int)Move.Pound,       (int)Move.Charm, (int)Move.DizzyPunch)}, // Cleffa
-        new(174, 05, C) { EggEncounter = true, Moves = new((int)Move.Sing,        (int)Move.Charm, (int)Move.DizzyPunch)}, // Igglybuff
-        new(236, 05, C) { EggEncounter = true, Moves = new((int)Move.Tackle,                       (int)Move.DizzyPunch)}, // Tyrogue
-        new(238, 05, C) { EggEncounter = true, Moves = new((int)Move.Pound,       (int)Move.Lick,  (int)Move.DizzyPunch)}, // Smoochum
-        new(239, 05, C) { EggEncounter = true, Moves = new((int)Move.QuickAttack, (int)Move.Leer,  (int)Move.DizzyPunch)}, // Elekid
-        new(240, 05, C) { EggEncounter = true, Moves = new((int)Move.Ember,                        (int)Move.DizzyPunch)}, // Magby
+        new(172, 05, C) { IsEgg = true, Moves = new((int)Move.ThunderShock,(int)Move.Charm, (int)Move.DizzyPunch)}, // Pichu
+        new(173, 05, C) { IsEgg = true, Moves = new((int)Move.Pound,       (int)Move.Charm, (int)Move.DizzyPunch)}, // Cleffa
+        new(174, 05, C) { IsEgg = true, Moves = new((int)Move.Sing,        (int)Move.Charm, (int)Move.DizzyPunch)}, // Igglybuff
+        new(236, 05, C) { IsEgg = true, Moves = new((int)Move.Tackle,                       (int)Move.DizzyPunch)}, // Tyrogue
+        new(238, 05, C) { IsEgg = true, Moves = new((int)Move.Pound,       (int)Move.Lick,  (int)Move.DizzyPunch)}, // Smoochum
+        new(239, 05, C) { IsEgg = true, Moves = new((int)Move.QuickAttack, (int)Move.Leer,  (int)Move.DizzyPunch)}, // Elekid
+        new(240, 05, C) { IsEgg = true, Moves = new((int)Move.Ember,                        (int)Move.DizzyPunch)}, // Magby
     ];
 
     internal static readonly EncounterStatic2 CelebiVC = new(251, 30, C) { Location = 014 }; // Celebi @ Ilex Forest (VC)
diff --git a/PKHeX.Core/Legality/Encounters/Data/Gen3/Encounters3FRLG.cs b/PKHeX.Core/Legality/Encounters/Data/Gen3/Encounters3FRLG.cs
index 98e383441..5bbc9e224 100644
--- a/PKHeX.Core/Legality/Encounters/Data/Gen3/Encounters3FRLG.cs
+++ b/PKHeX.Core/Legality/Encounters/Data/Gen3/Encounters3FRLG.cs
@@ -42,7 +42,7 @@ internal static class Encounters3FRLG
         new(129, 05, FRLG) { FixedBall = Ball.Poke, Location = 099 }, // Magikarp @ Route 4
         new(131, 25, FRLG) { FixedBall = Ball.Poke, Location = 134 }, // Lapras @ Silph Co.
         new(133, 25, FRLG) { FixedBall = Ball.Poke, Location = 094 }, // Eevee @ Celadon City
-        new(175, 05, FRLG) { FixedBall = Ball.Poke, Location = 253, EggEncounter = true, Moves = new(045,204,118) }, // Togepi Egg
+        new(175, 05, FRLG) { FixedBall = Ball.Poke, Location = 253, IsEgg = true, Moves = new(045,204,118) }, // Togepi Egg
 
         // Stationary
         new(143, 30, FRLG) { Location = 112 }, // Snorlax @ Route 12
diff --git a/PKHeX.Core/Legality/Encounters/Data/Gen3/Encounters3RSE.cs b/PKHeX.Core/Legality/Encounters/Data/Gen3/Encounters3RSE.cs
index 0f4ff4325..53d566abb 100644
--- a/PKHeX.Core/Legality/Encounters/Data/Gen3/Encounters3RSE.cs
+++ b/PKHeX.Core/Legality/Encounters/Data/Gen3/Encounters3RSE.cs
@@ -56,7 +56,7 @@ private static EncounterArea3[] GetSwarm([ConstantExpected] string resource, [Le
         // Gift
         new(351, 25, RSE) { FixedBall = Ball.Poke, Location = 034    }, // Castform @ Weather Institute
         new(374, 05, RSE) { FixedBall = Ball.Poke, Location = 013    }, // Beldum @ Mossdeep City
-        new(360, 05, RSE) { FixedBall = Ball.Poke, Location = 253, EggEncounter = true }, // Wynaut Egg
+        new(360, 05, RSE) { FixedBall = Ball.Poke, Location = 253, IsEgg = true }, // Wynaut Egg
 
         // Stationary
         new(352, 30, RSE) { Location = 034 }, // Kecleon @ Route 119
diff --git a/PKHeX.Core/Legality/Encounters/Generator/Moveset/EncounterMovesetGenerator.cs b/PKHeX.Core/Legality/Encounters/Generator/Moveset/EncounterMovesetGenerator.cs
index 4057f07d6..0e8a69f3d 100644
--- a/PKHeX.Core/Legality/Encounters/Generator/Moveset/EncounterMovesetGenerator.cs
+++ b/PKHeX.Core/Legality/Encounters/Generator/Moveset/EncounterMovesetGenerator.cs
@@ -196,7 +196,7 @@ private static bool IsPlausibleSmeargleMoveset(EntityContext context, ReadOnlySp
     private readonly record struct NeededEncounter(EntityContext Context, byte Generation, GameVersion Version)
         : IEncounterTemplate
     {
-        public bool EggEncounter => false;
+        public bool IsEgg => false;
         public byte LevelMin => 0;
         public byte LevelMax => 0;
 
diff --git a/PKHeX.Core/Legality/Encounters/Templates/GO/EncounterSlot7GO.cs b/PKHeX.Core/Legality/Encounters/Templates/GO/EncounterSlot7GO.cs
index 497233ef2..60c829451 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/GO/EncounterSlot7GO.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/GO/EncounterSlot7GO.cs
@@ -12,7 +12,7 @@ public sealed record EncounterSlot7GO(int StartDate, int EndDate, ushort Species
     public byte Generation => 7;
     public EntityContext Context => EntityContext.Gen7b;
     public Ball FixedBall => Ball.None; // GO Park can override the ball; obey capture rules for LGP/E
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public AbilityPermission Ability => AbilityPermission.Any12;
     public bool IsShiny => Shiny.IsShiny();
     public ushort EggLocation => 0;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/GO/EncounterSlot8GO.cs b/PKHeX.Core/Legality/Encounters/Templates/GO/EncounterSlot8GO.cs
index a2197479d..13a82f841 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/GO/EncounterSlot8GO.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/GO/EncounterSlot8GO.cs
@@ -14,7 +14,7 @@ public sealed record EncounterSlot8GO(int StartDate, int EndDate, ushort Species
     public bool IsDateRestricted => true;
     public bool IsShiny => Shiny.IsShiny();
     public Ball FixedBall => Type.GetValidBall();
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public AbilityPermission Ability => AbilityPermission.Any12;
     public ushort EggLocation => 0;
     public GameVersion Version => GameVersion.GO;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen1/EncounterGift1.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen1/EncounterGift1.cs
index f23eaba31..38942d087 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen1/EncounterGift1.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen1/EncounterGift1.cs
@@ -14,7 +14,7 @@ public sealed record EncounterGift1 : IEncounterable, IEncounterMatch, IEncounte
 
     public byte Generation => 1;
     public EntityContext Context => EntityContext.Gen1;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public ushort EggLocation => 0;
     public Ball FixedBall => Ball.Poke;
     public AbilityPermission Ability => AbilityPermission.OnlyHidden;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen1/EncounterSlot1.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen1/EncounterSlot1.cs
index 6fb938546..2bc33d408 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen1/EncounterSlot1.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen1/EncounterSlot1.cs
@@ -8,7 +8,7 @@ public sealed record EncounterSlot1(EncounterArea1 Parent, ushort Species, byte
 {
     public byte Generation => 1;
     public EntityContext Context => EntityContext.Gen1;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Ball FixedBall => Ball.Poke;
     public AbilityPermission Ability => TransporterLogic.IsHiddenDisallowedVC1(Species) ? AbilityPermission.OnlyFirst : AbilityPermission.OnlyHidden;
     public Shiny Shiny => Shiny.Random;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen1/EncounterStatic1.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen1/EncounterStatic1.cs
index ceb114212..9b1325f2a 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen1/EncounterStatic1.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen1/EncounterStatic1.cs
@@ -8,7 +8,7 @@ public sealed record EncounterStatic1(ushort Species, byte Level, GameVersion Ve
 {
     public byte Generation => 1;
     public EntityContext Context => EntityContext.Gen1;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public ushort EggLocation => 0;
     public Ball FixedBall => Ball.Poke;
     public AbilityPermission Ability => AbilityPermission.OnlyHidden;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen1/EncounterTrade1.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen1/EncounterTrade1.cs
index 0b6c240f1..9844ff1a8 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen1/EncounterTrade1.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen1/EncounterTrade1.cs
@@ -13,7 +13,7 @@ public sealed record EncounterTrade1 : IEncounterable, IEncounterMatch, IFixedTr
 {
     public byte Generation => 1;
     public EntityContext Context => EntityContext.Gen1;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Ball FixedBall => Ball.Poke;
     public AbilityPermission Ability => Species == (ushort)Core.Species.Haunter ? AbilityPermission.OnlyFirst : AbilityPermission.OnlyHidden;
     public Shiny Shiny => Shiny.Random;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen2/EncounterGift2.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen2/EncounterGift2.cs
index ecfa49f0c..a909a02a2 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen2/EncounterGift2.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen2/EncounterGift2.cs
@@ -20,7 +20,7 @@ public sealed record EncounterGift2
     public ushort EggLocation => 0;
     public bool IsShiny => Shiny == Shiny.Always;
     public AbilityPermission Ability => AbilityPermission.OnlyHidden;
-    public bool EggEncounter => EggCycles != 0;
+    public bool IsEgg => EggCycles != 0;
 
     public Moveset Moves { get; }
     public IndividualValueSet IVs => default; // future?
@@ -127,7 +127,7 @@ public PK2 ConvertToPKM(ITrainerInfo tr, EncounterCriteria criteria)
             },
         };
 
-        if (EggEncounter)
+        if (IsEgg)
         {
             // Fake as hatched on G/S.
         }
@@ -206,7 +206,7 @@ public bool IsMatchExact(PKM pk, EvoCriteria evo)
         if (!IsShinyValid(pk))
             return false;
 
-        if (EggEncounter && !pk.IsEgg)
+        if (IsEgg && !pk.IsEgg)
             return true;
 
         // Check OT Details
@@ -260,7 +260,7 @@ private bool IsMatchEggLocation(PKM pk)
 
         if (pk.IsEgg)
         {
-            if (!EggEncounter)
+            if (!IsEgg)
                 return false;
             if (c2.MetLocation != 0 && c2.MetLevel != 0)
                 return false;
@@ -287,7 +287,7 @@ private bool IsMatchEggLocation(PKM pk)
 
     private bool IsMatchLocation(PKM pk)
     {
-        if (EggEncounter)
+        if (IsEgg)
             return true;
         if (pk is not ICaughtData2 c2)
             return true;
@@ -314,7 +314,7 @@ private bool IsMatchLevel(PKM pk, EvoCriteria evo)
         if (evo.LevelMax < Level)
             return false;
         if (pk is ICaughtData2 { CaughtData: not 0 })
-            return pk.MetLevel == (EggEncounter ? 1 : Level);
+            return pk.MetLevel == (IsEgg ? 1 : Level);
         return true;
     }
 
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen2/EncounterSlot2.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen2/EncounterSlot2.cs
index 45f1977df..2d2da2934 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen2/EncounterSlot2.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen2/EncounterSlot2.cs
@@ -14,7 +14,7 @@ public sealed record EncounterSlot2(EncounterArea2 Parent, ushort Species, byte
 {
     public byte Generation => 2;
     public EntityContext Context => EntityContext.Gen2;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Ball FixedBall => Ball.Poke;
     public AbilityPermission Ability => TransporterLogic.IsHiddenDisallowedVC2(Species) ? AbilityPermission.OnlyFirst : AbilityPermission.OnlyHidden;
     public Shiny Shiny => Shiny.Random;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen2/EncounterStatic2.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen2/EncounterStatic2.cs
index 655824279..7e23ddff0 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen2/EncounterStatic2.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen2/EncounterStatic2.cs
@@ -10,7 +10,7 @@ public sealed record EncounterStatic2(ushort Species, byte Level, GameVersion Ve
     public EntityContext Context => EntityContext.Gen2;
     public byte Form => 0;
     public byte EggCycles => DizzyPunchEgg ? (byte)20 : (byte)0;
-    public bool DizzyPunchEgg => EggEncounter && Moves.HasMoves;
+    public bool DizzyPunchEgg => IsEgg && Moves.HasMoves;
 
     public Ball FixedBall => Ball.Poke;
     ushort ILocation.Location => Location;
@@ -24,7 +24,7 @@ public sealed record EncounterStatic2(ushort Species, byte Level, GameVersion Ve
     public byte Gender { get; init; } = FixedGenderUtil.GenderRandom;
     public IndividualValueSet IVs { get; init; }
     public Moveset Moves { get; init; }
-    public bool EggEncounter { get; init; }
+    public bool IsEgg { get; init; }
 
     public string Name => "Static Encounter";
     public string LongName => Name;
@@ -55,7 +55,7 @@ public PK2 ConvertToPKM(ITrainerInfo tr, EncounterCriteria criteria)
             Nickname = SpeciesName.GetSpeciesNameGeneration(Species, lang, Generation),
         };
 
-        if (EggEncounter)
+        if (IsEgg)
         {
             if (DizzyPunchEgg) // Fixed EXP value instead of exactly Level 5
                 pk.EXP = 125;
@@ -92,7 +92,7 @@ public bool IsMatchExact(PKM pk, EvoCriteria evo)
     {
         if (Shiny == Shiny.Always && !pk.IsShiny)
             return false;
-        if (EggEncounter && Moves.HasMoves) // Odd Egg
+        if (IsEgg && Moves.HasMoves) // Odd Egg
         {
             if (pk.Format > 2)
                 return false; // Can't be transferred to Gen7+
@@ -150,7 +150,7 @@ private bool IsMatchEggLocation(PKM pk)
 
         if (pk.IsEgg)
         {
-            if (!EggEncounter)
+            if (!IsEgg)
                 return false;
             if (c2.MetLocation != 0 && c2.MetLevel != 0)
                 return false;
@@ -178,7 +178,7 @@ private bool IsMatchLevel(PKM pk, EvoCriteria evo)
         if (evo.LevelMax < Level)
             return false;
         if (pk is ICaughtData2 { CaughtData: not 0 })
-            return pk.MetLevel == (EggEncounter ? 1 : Level);
+            return pk.MetLevel == (IsEgg ? 1 : Level);
         return true;
     }
 
@@ -189,7 +189,7 @@ private bool IsMatchLevel(PKM pk, EvoCriteria evo)
 
     private bool IsMatchLocation(PKM pk)
     {
-        if (EggEncounter)
+        if (IsEgg)
             return true;
         if (pk is not ICaughtData2 c2)
             return true;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen2/EncounterTrade2.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen2/EncounterTrade2.cs
index 8008c4ef1..ac406cead 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen2/EncounterTrade2.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen2/EncounterTrade2.cs
@@ -12,7 +12,7 @@ public sealed record EncounterTrade2 : IEncounterable, IEncounterMatch, IFixedTr
     public EntityContext Context => EntityContext.Gen2;
     public ushort Location => Locations.LinkTrade2NPC;
     public GameVersion Version => GameVersion.GSC;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Ball FixedBall => Ball.Poke;
     public AbilityPermission Ability => AbilityPermission.OnlyHidden;
     public Shiny Shiny => Shiny.Random;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen3/Colo/EncounterGift3Colo.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen3/Colo/EncounterGift3Colo.cs
index 08d40497d..74c7ba35f 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen3/Colo/EncounterGift3Colo.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen3/Colo/EncounterGift3Colo.cs
@@ -15,7 +15,7 @@ public sealed record EncounterGift3Colo : IEncounterable, IEncounterMatch, IEnco
     public bool IsShiny => false;
     public Shiny Shiny => Shiny.Never;
     public byte Form => 0;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public AbilityPermission Ability => AbilityPermission.Any12;
     public Ball FixedBall => Ball.Poke;
     public bool IsFixedTrainer => true;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen3/Colo/EncounterShadow3Colo.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen3/Colo/EncounterShadow3Colo.cs
index d48c9892a..f29fcc8f0 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen3/Colo/EncounterShadow3Colo.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen3/Colo/EncounterShadow3Colo.cs
@@ -19,7 +19,7 @@ public sealed record EncounterShadow3Colo(byte ID, short Gauge, ReadOnlyMemory<T
     ushort ILocation.EggLocation => 0;
     ushort ILocation.Location => Location;
     public bool IsShiny => false;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Shiny Shiny => Shiny.Random;
     public AbilityPermission Ability => AbilityPermission.Any12;
     public Ball FixedBall => Ball.None;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen3/Colo/EncounterStatic3Colo.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen3/Colo/EncounterStatic3Colo.cs
index d372c0a58..1c2dce0a6 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen3/Colo/EncounterStatic3Colo.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen3/Colo/EncounterStatic3Colo.cs
@@ -14,7 +14,7 @@ public sealed record EncounterStatic3Colo(ushort Species, byte Level)
     public bool IsShiny => false;
     public Shiny Shiny => Shiny.Never;
     public byte Form => 0;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
 
     public AbilityPermission Ability => AbilityPermission.Any12;
 
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen3/EncounterSlot3.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen3/EncounterSlot3.cs
index d650fbbdd..3bd020104 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen3/EncounterSlot3.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen3/EncounterSlot3.cs
@@ -12,7 +12,7 @@ public record EncounterSlot3(EncounterArea3 Parent, ushort Species, byte Form, b
     public byte Generation => 3;
     ushort ILocation.Location => Location;
     public EntityContext Context => EntityContext.Gen3;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Ball FixedBall => GetRequiredBall();
     public byte AreaRate => Parent.Rate;
 
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen3/EncounterStatic3.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen3/EncounterStatic3.cs
index 2db4190e7..f3632b0c5 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen3/EncounterStatic3.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen3/EncounterStatic3.cs
@@ -22,7 +22,7 @@ public sealed record EncounterStatic3(ushort Species, byte Level, GameVersion Ve
 
     public required byte Location { get; init; }
     public byte Form { get; init; }
-    public bool EggEncounter { get; init; }
+    public bool IsEgg { get; init; }
     public Moveset Moves { get; init; }
 
     public string Name => "Static Encounter";
@@ -59,7 +59,7 @@ public PK3 ConvertToPKM(ITrainerInfo tr, EncounterCriteria criteria)
             Nickname = SpeciesName.GetSpeciesNameGeneration(Species, lang, Generation),
         };
 
-        if (EggEncounter)
+        if (IsEgg)
         {
             // Fake as hatched.
             pk.MetLevel = EggStateLegality.EggMetLevel34;
@@ -140,7 +140,7 @@ private bool IsMatchLevel(PKM pk, EvoCriteria evo)
     {
         if (pk.Format != 3) // Met Level lost on PK3=>PK4
             return evo.LevelMax >= Level;
-        if (!EggEncounter)
+        if (!IsEgg)
             return pk.MetLevel == Level;
         return pk is { MetLevel: EggStateLegality.EggMetLevel34, CurrentLevel: >= 5 }; // met level 0, origin level 5
     }
@@ -150,7 +150,7 @@ private bool IsMatchLocation(PKM pk)
         if (pk.Format != 3)
             return true; // transfer location verified later
 
-        if (EggEncounter)
+        if (IsEgg)
             return !pk.IsEgg || pk.MetLocation == Location;
 
         var met = pk.MetLocation;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen3/EncounterTrade3.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen3/EncounterTrade3.cs
index 71f94838d..666b9b893 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen3/EncounterTrade3.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen3/EncounterTrade3.cs
@@ -11,7 +11,7 @@ public sealed record EncounterTrade3 : IEncounterable, IEncounterMatch, IFixedTr
     public EntityContext Context => EntityContext.Gen3;
     public ushort Location => Locations.LinkTrade3NPC;
     public Shiny Shiny => Shiny.FixedValue;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Ball FixedBall => Ball.Poke;
     public bool IsShiny => false;
     public ushort EggLocation => 0;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen3/XD/EncounterShadow3XD.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen3/XD/EncounterShadow3XD.cs
index 3ab69512e..e35b35e5d 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen3/XD/EncounterShadow3XD.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen3/XD/EncounterShadow3XD.cs
@@ -19,7 +19,7 @@ public sealed record EncounterShadow3XD(byte ID, short Gauge, ReadOnlyMemory<Tea
     ushort ILocation.EggLocation => 0;
     ushort ILocation.Location => Location;
     public bool IsShiny => false;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Shiny Shiny => Shiny.Never; // Different from Colosseum!
     public AbilityPermission Ability => AbilityPermission.Any12;
     public bool FatefulEncounter => true;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen3/XD/EncounterSlot3XD.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen3/XD/EncounterSlot3XD.cs
index 9ea94336e..e92d5f51f 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen3/XD/EncounterSlot3XD.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen3/XD/EncounterSlot3XD.cs
@@ -9,7 +9,7 @@ public sealed record EncounterSlot3XD(EncounterArea3XD Parent, ushort Species, b
     public byte Generation => 3;
     public EntityContext Context => EntityContext.Gen3;
     public bool FatefulEncounter => true;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Ball FixedBall => Ball.None;
     public AbilityPermission Ability => AbilityPermission.Any12;
     public Shiny Shiny => Shiny.Random;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen3/XD/EncounterStatic3XD.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen3/XD/EncounterStatic3XD.cs
index d2ba2d073..eefabb766 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen3/XD/EncounterStatic3XD.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen3/XD/EncounterStatic3XD.cs
@@ -21,7 +21,7 @@ public sealed record EncounterStatic3XD(ushort Species, byte Level)
 
     public required byte Location { get; init; }
     public byte Form => 0;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Moveset Moves { get; init; }
 
     public string Name => "Static Encounter";
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen3/XD/EncounterTrade3XD.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen3/XD/EncounterTrade3XD.cs
index 75a3b459c..feae88c55 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen3/XD/EncounterTrade3XD.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen3/XD/EncounterTrade3XD.cs
@@ -27,7 +27,7 @@ public sealed record EncounterTrade3XD : IEncounterable, IEncounterMatch, IEncou
 
     public required byte Location { get; init; }
     public byte Form => 0;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public required Moveset Moves { get; init; }
     public required ushort TID16 { get; init; }
     // SID: Based on player ID
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen4/EncounterSlot4.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen4/EncounterSlot4.cs
index 9eb8c81c8..bfb3025cc 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen4/EncounterSlot4.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen4/EncounterSlot4.cs
@@ -11,7 +11,7 @@ public sealed record EncounterSlot4(EncounterArea4 Parent, ushort Species, byte
     public byte Generation => 4;
     ushort ILocation.Location => Location;
     public EntityContext Context => EntityContext.Gen4;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public AbilityPermission Ability => AbilityPermission.Any12;
     public Ball FixedBall => GetRequiredBallValue();
     public Shiny Shiny => Shiny.Random;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen4/EncounterStatic4.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen4/EncounterStatic4.cs
index 790a47aeb..59a0fd811 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen4/EncounterStatic4.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen4/EncounterStatic4.cs
@@ -14,7 +14,7 @@ public sealed record EncounterStatic4(GameVersion Version)
     ushort ILocation.Location => Location;
     ushort ILocation.EggLocation => EggLocation;
     public bool IsShiny => false;
-    public bool EggEncounter => EggLocation != 0;
+    public bool IsEgg => EggLocation != 0;
     private bool Gift => FixedBall == Ball.Poke;
 
     public Ball FixedBall { get; init; }
@@ -76,7 +76,7 @@ public PK4 ConvertToPKM(ITrainerInfo tr, EncounterCriteria criteria)
             Nickname = SpeciesName.GetSpeciesNameGeneration(Species, lang, Generation),
         };
 
-        if (EggEncounter)
+        if (IsEgg)
         {
             // Fake as hatched.
             pk.MetLocation = version is GameVersion.HG or GameVersion.SS ? Locations.HatchLocationHGSS : Locations.HatchLocationDPPt;
@@ -176,7 +176,7 @@ private bool IsMatchLocation(PKM pk)
             return true;
 
         var met = pk4.MetLocation;
-        if (EggEncounter)
+        if (IsEgg)
             return true;
         if (!Roaming)
             return met == Location;
@@ -191,7 +191,7 @@ private bool IsMatchLocation(PKM pk)
 
     private bool IsMatchEggLocation(PKM pk)
     {
-        if (!EggEncounter)
+        if (!IsEgg)
         {
             var expect = pk is PB8 ? Locations.Default8bNone : EggLocation;
             return pk.EggLocation == expect;
@@ -239,7 +239,7 @@ private bool IsMatchLevel(PKM pk, EvoCriteria evo)
         if (pk.Format != 4) // Met Level lost on PK4=>PK5
             return Level <= evo.LevelMax;
 
-        return pk.MetLevel == (EggEncounter ? 0 : Level);
+        return pk.MetLevel == (IsEgg ? 0 : Level);
     }
 
     private bool IsMatchPartial(PKM pk) => Gift && pk.Ball != (byte)FixedBall;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen4/EncounterStatic4Pokewalker.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen4/EncounterStatic4Pokewalker.cs
index 7ccd37f02..75b88c25d 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen4/EncounterStatic4Pokewalker.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen4/EncounterStatic4Pokewalker.cs
@@ -15,7 +15,7 @@ public sealed record EncounterStatic4Pokewalker(PokewalkerCourse4 Course)
 
     public ushort Location => Locations.PokeWalker4;
     public bool IsShiny => false;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Ball FixedBall => Ball.Poke;
     public AbilityPermission Ability => AbilityPermission.Any12;
     public Shiny Shiny => Shiny.Never;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen4/EncounterTrade4PID.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen4/EncounterTrade4PID.cs
index f2e304758..5a9a41549 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen4/EncounterTrade4PID.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen4/EncounterTrade4PID.cs
@@ -13,7 +13,7 @@ public sealed record EncounterTrade4PID
     public Shiny Shiny => Shiny.FixedValue;
     public bool IsFixedNickname => true;
     public GameVersion Version { get; }
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public ushort EggLocation => 0;
     public Ball FixedBall => Ball.Poke;
     public bool IsShiny => false;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen4/EncounterTrade4RanchGift.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen4/EncounterTrade4RanchGift.cs
index dccfff2dc..6526085bc 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen4/EncounterTrade4RanchGift.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen4/EncounterTrade4RanchGift.cs
@@ -21,7 +21,7 @@ public sealed record EncounterTrade4RanchGift
     public ushort Location { get; init; }
     public Shiny Shiny => FatefulEncounter ? Shiny.Never : Shiny.FixedValue;
     public GameVersion Version { get; }
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public ushort EggLocation { get; init; }
 
     public Ball FixedBall { get; init; } = Ball.Poke;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterSlot5.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterSlot5.cs
index 6cb24b167..7f03c6e92 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterSlot5.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterSlot5.cs
@@ -8,7 +8,7 @@ public sealed record EncounterSlot5(EncounterArea5 Parent, ushort Species, byte
 {
     public byte Generation => 5;
     public EntityContext Context => EntityContext.Gen5;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Ball FixedBall => Ball.None;
     public Shiny Shiny => IsHiddenGrotto ? Shiny.Never : Shiny.Random;
     public bool IsShiny => false;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterStatic5.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterStatic5.cs
index 1ab404e7a..b9ba68f92 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterStatic5.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterStatic5.cs
@@ -12,7 +12,7 @@ public sealed record EncounterStatic5(GameVersion Version)
     ushort ILocation.Location => Location;
     ushort ILocation.EggLocation => EggLocation;
     public bool IsShiny => false;
-    public bool EggEncounter => EggLocation != 0;
+    public bool IsEgg => EggLocation != 0;
     private bool Gift => FixedBall == Ball.Poke;
 
     public Ball FixedBall { get; init; }
@@ -64,7 +64,7 @@ public PK5 ConvertToPKM(ITrainerInfo tr, EncounterCriteria criteria)
             Nickname = SpeciesName.GetSpeciesNameGeneration(Species, lang, Generation),
         };
 
-        if (EggEncounter)
+        if (IsEgg)
         {
             // Fake as hatched.
             pk.MetLocation = Locations.HatchLocation5;
@@ -161,7 +161,7 @@ private bool IsMatchPartial(PKM pk)
     private bool IsMatchLocation(PKM pk)
     {
         var met = pk.MetLocation;
-        if (EggEncounter)
+        if (IsEgg)
             return true;
         if (!Roaming)
             return met == Location;
@@ -170,7 +170,7 @@ private bool IsMatchLocation(PKM pk)
 
     private bool IsMatchEggLocation(PKM pk)
     {
-        if (!EggEncounter)
+        if (!IsEgg)
         {
             var expect = pk is PB8 ? Locations.Default8bNone : EggLocation;
             return pk.EggLocation == expect;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterStatic5Entree.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterStatic5Entree.cs
index 30b489a3d..7910199a9 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterStatic5Entree.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterStatic5Entree.cs
@@ -11,7 +11,7 @@ public sealed record EncounterStatic5Entree(GameVersion Version, ushort Species,
     public Ball FixedBall => Ball.None;
     public Shiny Shiny => Shiny.Never;
     public bool IsShiny => false;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public ushort EggLocation => 0;
     public ushort Location => 075;
     public string Name => $"Entree Forest Encounter ({Version})";
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterStatic5N.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterStatic5N.cs
index 02edb2a56..f0310901d 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterStatic5N.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterStatic5N.cs
@@ -20,7 +20,7 @@ public sealed record EncounterStatic5N(uint PID)
     ushort ILocation.Location => Location;
     public bool IsShiny => false;
     public Shiny Shiny => Shiny.FixedValue;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public ushort EggLocation => 0;
     public Ball FixedBall => Species == (int)Core.Species.Zorua ? Ball.Poke : Ball.None; // Zorua can't be captured; others can.
 
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterStatic5Radar.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterStatic5Radar.cs
index 9728a5ec9..8a705feae 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterStatic5Radar.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterStatic5Radar.cs
@@ -13,7 +13,7 @@ public sealed record EncounterStatic5Radar(ushort Species, byte Form, AbilityPer
     public Ball FixedBall => Ball.Dream;
     public bool IsShiny => false;
     public Shiny Shiny => Shiny.Never;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public ushort EggLocation => 0;
     public byte LevelMin => 5;
     public byte LevelMax => 40;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterTrade5B2W2.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterTrade5B2W2.cs
index 2b8fa2b89..54c7541e5 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterTrade5B2W2.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterTrade5B2W2.cs
@@ -14,7 +14,7 @@ public sealed record EncounterTrade5B2W2 : IEncounterable, IEncounterMatch, IFix
     public bool IsFixedNickname { get; init; }
     public GameVersion Version { get; }
     public Shiny Shiny => Shiny.Never;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Ball FixedBall => Ball.Poke;
     public bool IsShiny => false;
     public ushort EggLocation => 0;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterTrade5BW.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterTrade5BW.cs
index f389cb8fa..c4aea7aeb 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterTrade5BW.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen5/EncounterTrade5BW.cs
@@ -11,7 +11,7 @@ public sealed record EncounterTrade5BW : IEncounterable, IEncounterMatch, IFixed
     public bool IsFixedNickname => true;
     public GameVersion Version { get; }
     public Shiny Shiny => Shiny.Never;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public ushort EggLocation => 0;
     public Ball FixedBall => Ball.Poke;
     public bool IsShiny => false;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen6/EncounterSlot6AO.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen6/EncounterSlot6AO.cs
index 09e8b0600..5f13f4d8f 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen6/EncounterSlot6AO.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen6/EncounterSlot6AO.cs
@@ -11,7 +11,7 @@ public sealed record EncounterSlot6AO(EncounterArea6AO Parent, ushort Species, b
 {
     public byte Generation => 6;
     public EntityContext Context => EntityContext.Gen6;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Ball FixedBall => Ball.None;
     public Shiny Shiny => Shiny.Random;
     public bool IsShiny => false;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen6/EncounterSlot6XY.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen6/EncounterSlot6XY.cs
index d061220dc..42fa76a68 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen6/EncounterSlot6XY.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen6/EncounterSlot6XY.cs
@@ -8,7 +8,7 @@ public sealed record EncounterSlot6XY(EncounterArea6XY Parent, ushort Species, b
 {
     public byte Generation => 6;
     public EntityContext Context => EntityContext.Gen6;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Ball FixedBall => Ball.None;
     public Shiny Shiny => Shiny.Random;
     public bool IsShiny => false;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen6/EncounterStatic6.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen6/EncounterStatic6.cs
index aae5c5df4..dbf586595 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen6/EncounterStatic6.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen6/EncounterStatic6.cs
@@ -11,7 +11,7 @@ public sealed record EncounterStatic6(GameVersion Version)
     ushort ILocation.Location => Location;
     ushort ILocation.EggLocation => EggLocation;
     public bool IsShiny => false;
-    public bool EggEncounter => EggLocation != 0;
+    public bool IsEgg => EggLocation != 0;
     public Ball FixedBall { get; init; }
     public bool FatefulEncounter { get; init; }
 
@@ -77,7 +77,7 @@ public PK6 ConvertToPKM(ITrainerInfo tr, EncounterCriteria criteria)
             Nickname = SpeciesName.GetSpeciesNameGeneration(Species, lang, Generation),
         };
 
-        if (EggEncounter)
+        if (IsEgg)
         {
             // Fake as hatched.
             pk.MetLocation = version is GameVersion.X or GameVersion.Y ? Locations.HatchLocation6XY : Locations.HatchLocation6AO;
@@ -169,7 +169,7 @@ private bool IsMatchPartial(PKM pk)
 
     private bool IsMatchLocation(PKM pk)
     {
-        if (EggEncounter)
+        if (IsEgg)
             return true;
         var met = pk.MetLocation;
         if (met == Location)
@@ -184,7 +184,7 @@ private bool IsMatchLocation(PKM pk)
 
     private bool IsMatchEggLocation(PKM pk)
     {
-        if (!EggEncounter)
+        if (!IsEgg)
         {
             var expect = pk is PB8 ? Locations.Default8bNone : EggLocation;
             return pk.EggLocation == expect;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen6/EncounterTrade6.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen6/EncounterTrade6.cs
index 3b22c0423..d12f7108b 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen6/EncounterTrade6.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen6/EncounterTrade6.cs
@@ -11,7 +11,7 @@ public sealed record EncounterTrade6 : IEncounterable, IEncounterMatch, IFixedTr
     public EntityContext Context => EntityContext.Gen6;
     public ushort Location => Locations.LinkTrade6NPC;
     public Shiny Shiny => Shiny.Never;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Ball FixedBall => Ball.Poke;
     public bool IsShiny => false;
     public ushort EggLocation => 0;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen7/EncounterSlot7.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen7/EncounterSlot7.cs
index 9e1487347..730291456 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen7/EncounterSlot7.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen7/EncounterSlot7.cs
@@ -8,7 +8,7 @@ public sealed record EncounterSlot7(EncounterArea7 Parent, ushort Species, byte
 {
     public byte Generation => 7;
     public EntityContext Context => EntityContext.Gen7;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Ball FixedBall => Location == Locations.Pelago7 ? Ball.Poke : Ball.None;
     public Shiny Shiny => Shiny.Random;
     public bool IsShiny => false;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen7/EncounterStatic7.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen7/EncounterStatic7.cs
index a57973e6d..372156da7 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen7/EncounterStatic7.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen7/EncounterStatic7.cs
@@ -12,7 +12,7 @@ public sealed record EncounterStatic7(GameVersion Version)
     ushort ILocation.EggLocation => EggLocation;
     public bool RibbonWishing => Species == (int)Core.Species.Magearna;
 
-    public bool EggEncounter => EggLocation != 0;
+    public bool IsEgg => EggLocation != 0;
     public bool IsShiny => false;
 
     public Moveset Relearn { get; init; }
@@ -85,7 +85,7 @@ public PK7 ConvertToPKM(ITrainerInfo tr, EncounterCriteria criteria)
         else
             pk.SetDefaultRegionOrigins(lang);
 
-        if (EggEncounter)
+        if (IsEgg)
         {
             // Fake as hatched.
             pk.MetLocation = Locations.HatchLocation7;
@@ -184,7 +184,7 @@ private bool IsMatchPartial(PKM pk)
 
     private bool IsMatchLocation(PKM pk)
     {
-        if (EggEncounter)
+        if (IsEgg)
             return true;
 
         return pk.MetLocation == Location;
@@ -192,7 +192,7 @@ private bool IsMatchLocation(PKM pk)
 
     private bool IsMatchEggLocation(PKM pk)
     {
-        if (!EggEncounter)
+        if (!IsEgg)
         {
             var expect = pk is PB8 ? Locations.Default8bNone : EggLocation;
             return pk.EggLocation == expect;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen7/EncounterTrade7.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen7/EncounterTrade7.cs
index 3d0153d6a..e4888b055 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen7/EncounterTrade7.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen7/EncounterTrade7.cs
@@ -15,7 +15,7 @@ public sealed record EncounterTrade7 : IEncounterable, IEncounterMatch, IFixedTr
     public byte OriginalTrainerMemoryFeeling => 5;
     public ushort OriginalTrainerMemoryVariable => 40;
     public Shiny Shiny => Shiny.Never;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Ball FixedBall => Ball.Poke;
     public bool IsShiny => false;
     public ushort EggLocation => 0;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen7/EncounterTransfer7.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen7/EncounterTransfer7.cs
index 2748d6bff..bcb9b0c40 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen7/EncounterTransfer7.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen7/EncounterTransfer7.cs
@@ -13,7 +13,7 @@ public sealed record EncounterTransfer7(GameVersion Version, ushort Species, byt
     public byte Generation => 7;
     public EntityContext Context => EntityContext.Gen7;
     public Ball FixedBall => Ball.Poke;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public ushort EggLocation => 0;
 
     public byte Form => 0;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen7b/EncounterSlot7b.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen7b/EncounterSlot7b.cs
index b718a221f..4a22a14a7 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen7b/EncounterSlot7b.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen7b/EncounterSlot7b.cs
@@ -8,7 +8,7 @@ public sealed record EncounterSlot7b(EncounterArea7b Parent, ushort Species, byt
 {
     public byte Generation => 7;
     public EntityContext Context => EntityContext.Gen7b;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Ball FixedBall => Ball.None;
     public Shiny Shiny => Shiny.Random;
     public AbilityPermission Ability => AbilityPermission.Any12;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen7b/EncounterStatic7b.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen7b/EncounterStatic7b.cs
index 20736622a..55ac79585 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen7b/EncounterStatic7b.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen7b/EncounterStatic7b.cs
@@ -11,7 +11,7 @@ public sealed record EncounterStatic7b(GameVersion Version)
     ushort ILocation.Location => Location;
     public ushort EggLocation => 0;
     public bool IsShiny => false;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
 
     public required ushort Species { get; init; }
     public required byte Level { get; init; }
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen7b/EncounterTrade7b.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen7b/EncounterTrade7b.cs
index f9da01f6f..d087f5dab 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen7b/EncounterTrade7b.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen7b/EncounterTrade7b.cs
@@ -11,7 +11,7 @@ public sealed record EncounterTrade7b(GameVersion Version) : IEncounterable, IEn
     public EntityContext Context => EntityContext.Gen7b;
     public ushort Location => Locations.LinkTrade6NPC;
     public Shiny Shiny => Shiny.Random;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Ball FixedBall => Ball.Poke;
     public bool IsShiny => false;
     public ushort EggLocation => 0;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen8/EncounterSlot8.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen8/EncounterSlot8.cs
index a4d604957..42dc90114 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen8/EncounterSlot8.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen8/EncounterSlot8.cs
@@ -10,7 +10,7 @@ public sealed record EncounterSlot8(EncounterArea8 Parent, ushort Species, byte
 {
     public byte Generation => 8;
     public EntityContext Context => EntityContext.Gen8;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Ball FixedBall => Ball.None;
     public AbilityPermission Ability => AbilityPermission.Any12;
     public Shiny Shiny => Shiny.Random;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen8/EncounterStatic8.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen8/EncounterStatic8.cs
index 8619f8c4b..10f380755 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen8/EncounterStatic8.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen8/EncounterStatic8.cs
@@ -14,7 +14,7 @@ public sealed record EncounterStatic8(GameVersion Version = GameVersion.SWSH)
     ushort ILocation.Location => Location;
     public bool Gift => FixedBall != Ball.None;
     public bool IsShiny => Shiny == Shiny.Always;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     ushort ILocation.EggLocation => 0;
 
     public required ushort Location { get; init; }
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen8/EncounterStatic8Nest.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen8/EncounterStatic8Nest.cs
index 6e07d8403..9c4073cf6 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen8/EncounterStatic8Nest.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen8/EncounterStatic8Nest.cs
@@ -18,7 +18,7 @@ public abstract record EncounterStatic8Nest<T>(GameVersion Version)
     private const ushort Location = SharedNest;
 
     public bool IsShiny => Shiny == Shiny.Always;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     ushort ILocation.EggLocation => 0;
     public Ball FixedBall => Ball.None;
 
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen8/EncounterTrade8.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen8/EncounterTrade8.cs
index da09a1c69..d72d23b1c 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen8/EncounterTrade8.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen8/EncounterTrade8.cs
@@ -21,7 +21,7 @@ public sealed record EncounterTrade8 : IEncounterable, IEncounterMatch, IFixedTr
     public byte FlawlessIVCount { get; init; }
     public Shiny Shiny { get; }
 
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Ball FixedBall => Ball.Poke;
     public bool IsShiny => false;
     public ushort EggLocation => 0;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen8a/EncounterSlot8a.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen8a/EncounterSlot8a.cs
index 3e3ec8101..eca90ee15 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen8a/EncounterSlot8a.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen8a/EncounterSlot8a.cs
@@ -12,7 +12,7 @@ public sealed record EncounterSlot8a(EncounterArea8a Parent, ushort Species, byt
 {
     public byte Generation => 8;
     public EntityContext Context => EntityContext.Gen8a;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public AbilityPermission Ability => AbilityPermission.Any12;
     public Ball FixedBall => Ball.None;
     public Shiny Shiny => Shiny.Random;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen8a/EncounterStatic8a.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen8a/EncounterStatic8a.cs
index f0b586d39..c6a71b430 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen8a/EncounterStatic8a.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen8a/EncounterStatic8a.cs
@@ -16,7 +16,7 @@ public sealed record EncounterStatic8a
     public ushort EggLocation => 0;
     ushort ILocation.Location => Location;
     public bool IsShiny => Shiny == Shiny.Always;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public AbilityPermission Ability => AbilityPermission.Any12;
 
     public ushort Species { get; }
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen8b/EncounterSlot8b.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen8b/EncounterSlot8b.cs
index 18a675841..c1eab8ed3 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen8b/EncounterSlot8b.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen8b/EncounterSlot8b.cs
@@ -11,7 +11,7 @@ public sealed record EncounterSlot8b(EncounterArea8b Parent, ushort Species, byt
 {
     public byte Generation => 8;
     public EntityContext Context => EntityContext.Gen8b;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Shiny Shiny => Shiny.Random;
     public bool IsShiny => false;
     public ushort EggLocation => 0;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen8b/EncounterStatic8b.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen8b/EncounterStatic8b.cs
index fd04dc75e..1597ae1dd 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen8b/EncounterStatic8b.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen8b/EncounterStatic8b.cs
@@ -13,7 +13,7 @@ public sealed record EncounterStatic8b(GameVersion Version)
     public EntityContext Context => EntityContext.Gen8b;
     ushort ILocation.EggLocation => EggLocation;
     ushort ILocation.Location => Location;
-    public bool EggEncounter => EggLocation != None;
+    public bool IsEgg => EggLocation != None;
     private const ushort None = Locations.Default8bNone;
     public byte Form => 0;
     public bool IsShiny => Shiny == Shiny.Always;
@@ -84,7 +84,7 @@ public PB8 ConvertToPKM(ITrainerInfo tr, EncounterCriteria criteria)
             Nickname = SpeciesName.GetSpeciesNameGeneration(Species, lang, Generation),
         };
 
-        if (EggEncounter)
+        if (IsEgg)
         {
             // Fake as hatched.
             pk.MetLocation = Locations.HatchLocation8b;
@@ -149,7 +149,7 @@ private bool IsMatchLocation(PKM pk)
 
     private bool IsMatchLocationExact(PKM pk)
     {
-        if (EggEncounter)
+        if (IsEgg)
             return !pk.IsEgg || pk.MetLocation == Location || pk.MetLocation == Locations.LinkTrade6NPC;
         if (!Roaming)
             return pk.MetLocation == Location;
@@ -159,7 +159,7 @@ private bool IsMatchLocationExact(PKM pk)
     private bool IsMatchEggLocationExact(PKM pk)
     {
         var eggLoc = pk.EggLocation;
-        if (!EggEncounter)
+        if (!IsEgg)
             return eggLoc == EggLocation;
 
         if (!pk.IsEgg) // hatched
@@ -195,7 +195,7 @@ private bool IsMatchEggLocation(PKM pk)
 
     private bool IsMatchEggLocationRemapped(PKM pk)
     {
-        if (!EggEncounter)
+        if (!IsEgg)
             return pk.EggLocation == 0;
         return LocationsHOME.IsLocationSWSHEgg(pk.Version, pk.MetLocation, pk.EggLocation, EggLocation);
     }
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen8b/EncounterTrade8b.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen8b/EncounterTrade8b.cs
index 0b3866d76..1d4a785c2 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen8b/EncounterTrade8b.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen8b/EncounterTrade8b.cs
@@ -11,7 +11,7 @@ public sealed record EncounterTrade8b : IEncounterable, IEncounterMatch, IFixedT
     public EntityContext Context => EntityContext.Gen8b;
     public ushort Location => Locations.LinkTrade6NPC;
     public Shiny Shiny => Shiny.Never;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Ball FixedBall => Ball.Poke;
     public bool IsShiny => false;
     public ushort EggLocation => Locations.Default8bNone;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterDist9.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterDist9.cs
index 8fd78fd24..3c48a9807 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterDist9.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterDist9.cs
@@ -15,7 +15,7 @@ public sealed record EncounterDist9
     public GameVersion Version => GameVersion.SV;
     public bool IsDistribution => Index != 0;
     public Ball FixedBall => Ball.None;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public bool IsShiny => Shiny == Shiny.Always;
     public ushort EggLocation => 0;
 
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterFixed9.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterFixed9.cs
index 08c27090e..40ac4c3e6 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterFixed9.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterFixed9.cs
@@ -16,7 +16,7 @@ public sealed record EncounterFixed9
     public EntityContext Context => EntityContext.Gen9;
     public GameVersion Version => GameVersion.SV;
     public Shiny Shiny => Shiny.Random;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Ball FixedBall => Ball.None;
     public bool IsShiny => false;
     public ushort EggLocation => 0;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterMight9.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterMight9.cs
index 12ca01e43..8043551ce 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterMight9.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterMight9.cs
@@ -13,7 +13,7 @@ public sealed record EncounterMight9
     public GameVersion Version => GameVersion.SV;
     public bool IsDistribution => Index != 0;
     public Ball FixedBall => Ball.None;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public bool IsShiny => Shiny == Shiny.Always;
     public ushort EggLocation => 0;
 
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterOutbreak9.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterOutbreak9.cs
index 63ffed196..0197b416b 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterOutbreak9.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterOutbreak9.cs
@@ -15,7 +15,7 @@ public sealed record EncounterOutbreak9
     public EntityContext Context => EntityContext.Gen9;
     public GameVersion Version => GameVersion.SV;
     public Shiny Shiny => IsShiny ? Shiny.Always : Shiny.Random;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Ball FixedBall => Ball.None;
     public ushort EggLocation => 0;
     public AbilityPermission Ability => AbilityPermission.Any12;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterSlot9.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterSlot9.cs
index 215ef889e..5b35bf0ab 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterSlot9.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterSlot9.cs
@@ -10,7 +10,7 @@ public sealed record EncounterSlot9(EncounterArea9 Parent, ushort Species, byte
 {
     public byte Generation => 9;
     public EntityContext Context => EntityContext.Gen9;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public AbilityPermission Ability => AbilityPermission.Any12;
     public Ball FixedBall => Ball.None;
     public Shiny Shiny => Shiny.Random;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterStatic9.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterStatic9.cs
index a8160c3be..2f7562781 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterStatic9.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterStatic9.cs
@@ -11,7 +11,7 @@ public sealed record EncounterStatic9(GameVersion Version)
     public byte Generation => 9;
     public EntityContext Context => EntityContext.Gen9;
     public bool IsShiny => Shiny == Shiny.Always;
-    public bool EggEncounter => EggLocation != 0;
+    public bool IsEgg => EggLocation != 0;
     ushort ILocation.Location => Location;
     ushort ILocation.EggLocation => EggLocation;
 
@@ -90,7 +90,7 @@ public PK9 ConvertToPKM(ITrainerInfo tr, EncounterCriteria criteria)
             ID32 = tr.ID32,
         };
 
-        if (EggEncounter)
+        if (IsEgg)
         {
             // Fake as hatched.
             pk.MetLocation = Locations.HatchLocation9;
@@ -192,7 +192,7 @@ public bool IsMatchExact(PKM pk, EvoCriteria evo)
     private bool IsMatchEggLocation(PKM pk)
     {
         var eggLoc = pk.EggLocation;
-        if (!EggEncounter)
+        if (!IsEgg)
         {
             var expect = pk is PB8 ? Locations.Default8bNone : EggLocation;
             return eggLoc == expect;
@@ -228,7 +228,7 @@ public EncounterMatchRating GetMatchRating(PKM pk)
 
     private bool IsMatchLocationExact(PKM pk)
     {
-        if (EggEncounter)
+        if (IsEgg)
             return true;
         return pk.MetLocation == Location;
     }
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterTera9.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterTera9.cs
index f851b732a..3da64720c 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterTera9.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterTera9.cs
@@ -17,7 +17,7 @@ public sealed record EncounterTera9
     public const ushort Location = Locations.TeraCavern9;
     public bool IsDistribution => Index != 0;
     public Ball FixedBall => Ball.None;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public bool IsShiny => Shiny == Shiny.Always;
     public ushort EggLocation => 0;
 
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterTrade9.cs b/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterTrade9.cs
index 61842b478..fb3566426 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterTrade9.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Gen9/EncounterTrade9.cs
@@ -12,7 +12,7 @@ public sealed record EncounterTrade9
     public EntityContext Context => EntityContext.Gen9;
     public ushort Location => Locations.LinkTrade6NPC;
     public Shiny Shiny { get; init; } = Shiny.Never;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public Ball FixedBall { get; init; }
     public bool IsShiny => false;
     public ushort EggLocation => 0;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Interfaces/IEncounterTemplate.cs b/PKHeX.Core/Legality/Encounters/Templates/Interfaces/IEncounterTemplate.cs
index 17c7d84f6..fab10b837 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Interfaces/IEncounterTemplate.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Interfaces/IEncounterTemplate.cs
@@ -13,7 +13,7 @@ public interface IEncounterTemplate : ISpeciesForm, IVersion, IGeneration, IShin
     /// <summary>
     /// Indicates if the encounter originated as an egg.
     /// </summary>
-    bool EggEncounter { get; }
+    bool IsEgg { get; }
 }
 
 public static partial class Extensions
@@ -23,7 +23,7 @@ public static bool IsWithinEncounterRange(this IEncounterTemplate encounter, PKM
         var level = pk.CurrentLevel;
         if (!pk.HasOriginalMetLocation)
             return encounter.IsLevelWithinRange(level);
-        if (encounter.EggEncounter)
+        if (encounter.IsEgg)
             return level == encounter.LevelMin;
         if (encounter is MysteryGift g)
             return level == g.Level;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Shared/EncounterEgg.cs b/PKHeX.Core/Legality/Encounters/Templates/Shared/EncounterEgg.cs
index 539652d7e..4854298d7 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Shared/EncounterEgg.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Shared/EncounterEgg.cs
@@ -10,7 +10,7 @@ public sealed record EncounterEgg(ushort Species, byte Form, byte Level, byte Ge
     public string Name => "Egg";
     public string LongName => "Egg";
 
-    public bool EggEncounter => true;
+    public bool IsEgg => true;
     public byte LevelMin => Level;
     public byte LevelMax => Level;
     public bool IsShiny => false;
diff --git a/PKHeX.Core/Legality/Encounters/Templates/Shared/EncounterInvalid.cs b/PKHeX.Core/Legality/Encounters/Templates/Shared/EncounterInvalid.cs
index e566c5020..cd607c6bb 100644
--- a/PKHeX.Core/Legality/Encounters/Templates/Shared/EncounterInvalid.cs
+++ b/PKHeX.Core/Legality/Encounters/Templates/Shared/EncounterInvalid.cs
@@ -13,7 +13,7 @@ public sealed record EncounterInvalid : IEncounterable
     public byte Form { get; }
     public byte LevelMin { get; }
     public byte LevelMax { get; }
-    public bool EggEncounter { get; }
+    public bool IsEgg { get; }
     public byte Generation { get; }
     public EntityContext Context { get; }
     public GameVersion Version { get; }
@@ -35,7 +35,7 @@ public EncounterInvalid(PKM pk)
         Form = pk.Form;
         LevelMin = pk.MetLevel;
         LevelMax = pk.CurrentLevel;
-        EggEncounter = pk.WasEgg;
+        IsEgg = pk.WasEgg;
         Generation = pk.Generation;
         Version = pk.Version;
         Context = pk.Context;
diff --git a/PKHeX.Core/Legality/Encounters/Verifiers/EncounterVerifier.cs b/PKHeX.Core/Legality/Encounters/Verifiers/EncounterVerifier.cs
index 5b3287f72..b390d77e3 100644
--- a/PKHeX.Core/Legality/Encounters/Verifiers/EncounterVerifier.cs
+++ b/PKHeX.Core/Legality/Encounters/Verifiers/EncounterVerifier.cs
@@ -27,14 +27,14 @@ public static class EncounterVerifier
         EncounterStatic3 { Species: (int)Species.Deoxys, Location: 200 } when pk.Language == (int)LanguageID.Japanese => GetInvalid(LEncUnreleased),
         EncounterStatic4 { Roaming: true } when pk is G4PKM { MetLocation: 193, GroundTile: GroundTileType.Water } => GetInvalid(LG4InvalidTileR45Surf),
         MysteryGift g => VerifyEncounterEvent(pk, g),
-        { EggEncounter: true } when !pk.IsEgg => VerifyEncounterEgg(pk, enc.Generation),
+        { IsEgg: true } when !pk.IsEgg => VerifyEncounterEgg(pk, enc.Generation),
         EncounterInvalid => GetInvalid(LEncInvalid),
         _ => GetValid(string.Empty), // todo: refactor
     };
 
     private static CheckResult VerifyEncounterG12(PKM pk, IEncounterTemplate enc)
     {
-        if (enc.EggEncounter)
+        if (enc.IsEgg)
             return VerifyEncounterEgg(pk, 2);
 
         return enc switch
diff --git a/PKHeX.Core/Legality/MoveListSuggest.cs b/PKHeX.Core/Legality/MoveListSuggest.cs
index 4cd9999c0..844de375c 100644
--- a/PKHeX.Core/Legality/MoveListSuggest.cs
+++ b/PKHeX.Core/Legality/MoveListSuggest.cs
@@ -132,7 +132,7 @@ private static void GetSuggestedRelearnInternal(this IEncounterTemplate enc, PKM
     {
         if (enc is IRelearn { Relearn: { HasMoves: true } r })
             r.CopyTo(moves);
-        else if (enc is EncounterEgg or EncounterInvalid { EggEncounter: true })
+        else if (enc is EncounterEgg or EncounterInvalid { IsEgg: true })
             GetSuggestedRelearnEgg(enc, pk, moves);
     }
 
@@ -157,7 +157,7 @@ public static void GetSuggestedRelearnMovesFromEncounter(this LegalityAnalysis a
         if (LearnVerifierRelearn.ShouldNotHaveRelearnMoves(enc, pk))
             return;
 
-        if (enc is EncounterEgg or EncounterInvalid {EggEncounter: true})
+        if (enc is EncounterEgg or EncounterInvalid {IsEgg: true})
             enc.GetSuggestedRelearnEgg(info.Moves, pk, moves);
         else
             enc.GetSuggestedRelearnInternal(pk, moves);
diff --git a/PKHeX.Core/Legality/Restrictions/Memories/MemoryContext8.cs b/PKHeX.Core/Legality/Restrictions/Memories/MemoryContext8.cs
index 01648db8d..d3a245184 100644
--- a/PKHeX.Core/Legality/Restrictions/Memories/MemoryContext8.cs
+++ b/PKHeX.Core/Legality/Restrictions/Memories/MemoryContext8.cs
@@ -97,7 +97,7 @@ private static bool IsInvalidGenLoc8(byte memory, ushort loc, int egg, ushort va
         switch (memory)
         {
             case 1 when !IsWildEncounter(pk, enc):
-            case 2 when !enc.EggEncounter:
+            case 2 when !enc.IsEgg:
             case 3 when !IsWildEncounterMeet(pk, enc):
                 return true;
         }
diff --git a/PKHeX.Core/Legality/Restrictions/Memories/MemoryRules.cs b/PKHeX.Core/Legality/Restrictions/Memories/MemoryRules.cs
index 0ac6c5258..70c9b394d 100644
--- a/PKHeX.Core/Legality/Restrictions/Memories/MemoryRules.cs
+++ b/PKHeX.Core/Legality/Restrictions/Memories/MemoryRules.cs
@@ -38,7 +38,7 @@ public static MemorySource ReviseSourcesHandler(PKM pk, MemorySource sources, IE
         if (pk.IsUntraded)
         {
             // Traded eggs in SW/SH set HT memory but not HT Name.
-            if (enc is { Context: EntityContext.Gen8, EggEncounter: true } && pk.Context is EntityContext.Gen8)
+            if (enc is { Context: EntityContext.Gen8, IsEgg: true } && pk.Context is EntityContext.Gen8)
             {
                 var loc = pk.IsEgg ? pk.MetLocation : pk.EggLocation;
                 if (loc == Locations.LinkTrade6)
diff --git a/PKHeX.Core/Legality/Verifiers/MemoryVerifier.cs b/PKHeX.Core/Legality/Verifiers/MemoryVerifier.cs
index 230ae418a..ad3d324f0 100644
--- a/PKHeX.Core/Legality/Verifiers/MemoryVerifier.cs
+++ b/PKHeX.Core/Legality/Verifiers/MemoryVerifier.cs
@@ -344,7 +344,7 @@ private void VerifyOTMemory(LegalityAnalysis data)
                 return;
 
             // {0} hatched from an Egg and saw {1} for the first time at... {2}. {4} that {3}.
-            case 2 when !enc.EggEncounter:
+            case 2 when !enc.IsEgg:
                 data.AddLine(GetInvalid(string.Format(LMemoryArgBadHatch, L_XOT)));
                 break;
 
diff --git a/PKHeX.Core/Legality/Verifiers/MiscVerifier.cs b/PKHeX.Core/Legality/Verifiers/MiscVerifier.cs
index f4f43fbd8..742c6fb5d 100644
--- a/PKHeX.Core/Legality/Verifiers/MiscVerifier.cs
+++ b/PKHeX.Core/Legality/Verifiers/MiscVerifier.cs
@@ -321,7 +321,7 @@ public void VerifyMiscG1(LegalityAnalysis data)
                 var time = t.MetTimeOfDay;
                 bool valid = data.EncounterOriginal switch
                 {
-                    EncounterGift2 g2 when (!g2.EggEncounter || pk.IsEgg) => time == 0,
+                    EncounterGift2 g2 when (!g2.IsEgg || pk.IsEgg) => time == 0,
                     EncounterTrade2 => time == 0,
                     _ => time is 1 or 2 or 3,
                 };
diff --git a/PKHeX.Core/Legality/Verifiers/NicknameVerifier.cs b/PKHeX.Core/Legality/Verifiers/NicknameVerifier.cs
index f2aa274b1..ab600835f 100644
--- a/PKHeX.Core/Legality/Verifiers/NicknameVerifier.cs
+++ b/PKHeX.Core/Legality/Verifiers/NicknameVerifier.cs
@@ -219,7 +219,7 @@ private static int GetForeignNicknameLength(PKM pk, IEncounterTemplate match, by
         System.Diagnostics.Debug.Assert(match is not WC8 {IsHOMEGift:true});
 
         int length = 0;
-        if (origin is (4 or 5 or 6 or 7) && match.EggEncounter && pk.WasTradedEgg)
+        if (origin is (4 or 5 or 6 or 7) && match.IsEgg && pk.WasTradedEgg)
             length = Legal.GetMaxLengthNickname(origin, English);
 
         if (pk.FatefulEncounter)
diff --git a/PKHeX.Core/Legality/Verifiers/TrainerNameVerifier.cs b/PKHeX.Core/Legality/Verifiers/TrainerNameVerifier.cs
index a4aca9d30..da55d1ee2 100644
--- a/PKHeX.Core/Legality/Verifiers/TrainerNameVerifier.cs
+++ b/PKHeX.Core/Legality/Verifiers/TrainerNameVerifier.cs
@@ -67,7 +67,7 @@ public override void Verify(LegalityAnalysis data)
 
     public static bool IsEdgeCaseLength(PKM pk, IEncounterTemplate e, ReadOnlySpan<char> ot)
     {
-        if (e.EggEncounter)
+        if (e.IsEgg)
         {
             if (e is WC3 wc3 && pk.IsEgg && ot.SequenceEqual(wc3.OriginalTrainerName))
                 return true; // Fixed OT Mystery Gift Egg
@@ -94,7 +94,7 @@ public void VerifyOTGB(LegalityAnalysis data)
         {
             // Transferring from RBY->Gen7 won't have OT Gender in PK1, nor will PK1 originated encounters.
             // GSC Trades already checked for OT Gender matching.
-            if (pk is { Format: > 2, VC1: true } || enc is { Generation: 1 } or EncounterGift2 { EggEncounter: false })
+            if (pk is { Format: > 2, VC1: true } || enc is { Generation: 1 } or EncounterGift2 { IsEgg: false })
                 data.AddLine(GetInvalid(LG1OTGender));
         }
 
diff --git a/PKHeX.Core/MysteryGifts/MysteryGift.cs b/PKHeX.Core/MysteryGifts/MysteryGift.cs
index 4775300a6..c28e5403c 100644
--- a/PKHeX.Core/MysteryGifts/MysteryGift.cs
+++ b/PKHeX.Core/MysteryGifts/MysteryGift.cs
@@ -164,12 +164,11 @@ public virtual Shiny Shiny
     public byte LevelMin => Level;
     public byte LevelMax => Level;
     public abstract byte Ball { get; set; }
-    public virtual bool EggEncounter => IsEgg;
     public abstract ushort EggLocation { get; set; }
 
     protected virtual bool IsMatchEggLocation(PKM pk)
     {
-        var expect = EggEncounter ? EggLocation : pk is PB8 ? Locations.Default8bNone : 0;
+        var expect = IsEgg ? EggLocation : pk is PB8 ? Locations.Default8bNone : 0;
         return pk.EggLocation == expect;
     }
 
diff --git a/PKHeX.Core/MysteryGifts/PGT.cs b/PKHeX.Core/MysteryGifts/PGT.cs
index c374d47c6..def1d92a3 100644
--- a/PKHeX.Core/MysteryGifts/PGT.cs
+++ b/PKHeX.Core/MysteryGifts/PGT.cs
@@ -91,7 +91,6 @@ private void EncryptPK()
     public bool IsHatched => GiftType == Pokémon;
     public override bool IsEgg { get => GiftType == PokémonEgg || IsManaphyEgg; set { if (value) { GiftType = PokémonEgg; PK.IsEgg = true; } } }
     public bool IsManaphyEgg { get => GiftType == ManaphyEgg; set { if (value) GiftType = ManaphyEgg; } }
-    public override bool EggEncounter => IsEgg;
     public override bool IsItem { get => GiftType == Item; set { if (value) GiftType = Item; } }
     public override bool IsEntity { get => GiftType is Pokémon or PokémonEgg or ManaphyEgg; set { } }
 
@@ -145,7 +144,7 @@ public override PK4 ConvertToPKM(ITrainerInfo tr, EncounterCriteria criteria)
 
     private void SetMetData(PK4 pk4, ITrainerInfo trainer)
     {
-        if (!EggEncounter)
+        if (!IsEgg)
         {
             pk4.MetLocation = (ushort)(pk4.EggLocation + 3000);
             pk4.EggLocation = 0;
diff --git a/PKHeX.Core/MysteryGifts/PL6.cs b/PKHeX.Core/MysteryGifts/PL6.cs
index d9733a605..dfa14a01e 100644
--- a/PKHeX.Core/MysteryGifts/PL6.cs
+++ b/PKHeX.Core/MysteryGifts/PL6.cs
@@ -205,7 +205,6 @@ public Moveset Relearn
 
     public byte Generation => 6;
     public bool IsShiny => false;
-    public bool EggEncounter => false;
     public GameVersion Version => GameVersion.Gen6;
     public EntityContext Context => EntityContext.Gen6;
     public AbilityPermission Ability => (AbilityPermission)AbilityType;
diff --git a/PKHeX.Core/PKM/Util/Conversion/IEntityRejuvenator.cs b/PKHeX.Core/PKM/Util/Conversion/IEntityRejuvenator.cs
index ea705076e..47ba9f3dc 100644
--- a/PKHeX.Core/PKM/Util/Conversion/IEntityRejuvenator.cs
+++ b/PKHeX.Core/PKM/Util/Conversion/IEntityRejuvenator.cs
@@ -131,7 +131,7 @@ private static void RejuvenateBDSP(PKM result, PK8 original)
         if (enc is EncounterInvalid)
             return;
 
-        if (enc is { EggEncounter: true })
+        if (enc is { IsEgg: true })
         {
             result.MetLocation = Locations.HatchLocation8b;
             result.EggLocation = Locations.LinkTrade6NPC;
@@ -154,7 +154,7 @@ private static void RejuvenateSV(PKM result, PK8 original)
         if (enc is EncounterInvalid)
             return;
 
-        if (enc is { EggEncounter: true })
+        if (enc is { IsEgg: true })
         {
             result.MetLocation = Locations.HatchLocation9;
             result.EggLocation = Locations.LinkTrade6NPC;
diff --git a/PKHeX.Core/Saves/Substructures/Gen7/LGPE/GP1.cs b/PKHeX.Core/Saves/Substructures/Gen7/LGPE/GP1.cs
index b2d674649..33df5ee55 100644
--- a/PKHeX.Core/Saves/Substructures/Gen7/LGPE/GP1.cs
+++ b/PKHeX.Core/Saves/Substructures/Gen7/LGPE/GP1.cs
@@ -15,7 +15,7 @@ public sealed class GP1(Memory<byte> Raw)
     public Span<byte> Data => Raw.Span;
 
     public GameVersion Version => GameVersion.GO;
-    public bool EggEncounter => false;
+    public bool IsEgg => false;
     public byte LevelMin => Level;
     public byte LevelMax => Level;
     public byte Generation => 7;
diff --git a/PKHeX.Drawing.PokeSprite/Util/SpriteUtil.cs b/PKHeX.Drawing.PokeSprite/Util/SpriteUtil.cs
index 6752bb90b..0ba330d3b 100644
--- a/PKHeX.Drawing.PokeSprite/Util/SpriteUtil.cs
+++ b/PKHeX.Drawing.PokeSprite/Util/SpriteUtil.cs
@@ -204,7 +204,7 @@ private static Bitmap ApplyExperience(PKM pk, Bitmap img, IEncounterTemplate? en
         if (pct is not 0)
             return ImageUtil.WritePixels(img, Color.DodgerBlue, start, start + (int)(SpriteWidth * pct * bpp));
 
-        var encLevel = enc is { EggEncounter: true } ? enc.LevelMin : pk.MetLevel;
+        var encLevel = enc is { IsEgg: true } ? enc.LevelMin : pk.MetLevel;
         var color = level != encLevel && pk.HasOriginalMetLocation ? Color.DarkOrange : Color.Yellow;
         return ImageUtil.WritePixels(img, color, start, start + (SpriteWidth * bpp));
     }
@@ -258,7 +258,7 @@ public static Bitmap Sprite(this IEncounterTemplate enc)
             return GetMysteryGiftPreviewPoke(g);
         var gender = GetDisplayGender(enc);
         var shiny = enc.IsShiny ? Shiny.Always : Shiny.Never;
-        var img = GetSprite(enc.Species, enc.Form, gender, 0, 0, enc.EggEncounter, shiny, enc.Context);
+        var img = GetSprite(enc.Species, enc.Form, gender, 0, 0, enc.IsEgg, shiny, enc.Context);
         if (SpriteBuilder.ShowEncounterBall && enc is {FixedBall: not Ball.None})
         {
             var ballSprite = GetBallSprite((byte)enc.FixedBall);
diff --git a/PKHeX.WinForms/Subforms/SAV_Encounters.cs b/PKHeX.WinForms/Subforms/SAV_Encounters.cs
index 617ab4c56..83cf5c8af 100644
--- a/PKHeX.WinForms/Subforms/SAV_Encounters.cs
+++ b/PKHeX.WinForms/Subforms/SAV_Encounters.cs
@@ -253,7 +253,7 @@ private IEnumerable<IEncounterInfo> SearchDatabase(CancellationToken token)
         var species = settings.Species == 0 ? GetFullRange(SAV.MaxSpeciesID) : [settings.Species];
         var results = GetAllSpeciesFormEncounters(species, SAV.Personal, versions, moves, pk, token);
         if (settings.SearchEgg != null)
-            results = results.Where(z => z.EggEncounter == settings.SearchEgg);
+            results = results.Where(z => z.IsEgg == settings.SearchEgg);
         if (settings.SearchShiny != null)
             results = results.Where(z => z.IsShiny == settings.SearchShiny);