diff --git a/PKHeX.Core/Legality/Tables.cs b/PKHeX.Core/Legality/Tables.cs
index f61846454..37c784970 100644
--- a/PKHeX.Core/Legality/Tables.cs
+++ b/PKHeX.Core/Legality/Tables.cs
@@ -35,6 +35,28 @@ public static partial class Legal
             315, 407, // Roselia
             358, // Chimecho
         };
+        /// <summary>
+        /// Species that show their default Species sprite regardless of current <see cref="PKM.AltForm"/>
+        /// </summary>
+        public static readonly HashSet<int> SpeciesDefaultFormSprite = new HashSet<int>
+        {
+            414, // Mothim
+            493, // Arceus
+            664, // Scatterbug
+            665, // Spewpa
+            773, // Silvally
+            778, // Mimikyu
+        };
+        /// <summary>
+        /// Species that show a <see cref="PKM.Gender"/> specific Sprite
+        /// </summary>
+        public static readonly HashSet<int> SpeciesGenderedSprite = new HashSet<int>
+        {
+            521, // Unfezant
+            592, // Frillish
+            593, // Jellicent
+            668, // Pyroar
+        };
         public static readonly HashSet<int> FormChange = new HashSet<int> // Pokémon that can change form and retain it
         {
             386, // Deoxys
diff --git a/PKHeX.Core/PKM/PKX.cs b/PKHeX.Core/PKM/PKX.cs
index a951ff136..aa5f8a397 100644
--- a/PKHeX.Core/PKM/PKX.cs
+++ b/PKHeX.Core/PKM/PKX.cs
@@ -568,21 +568,27 @@ public static uint GetRandomPID(int species, int cg, int origin, int nature, int
 
         // Data Requests
         public static string GetResourceStringBall(int ball) => $"_ball{ball}";
-        public static string GetResourceStringSprite(int species, int form, int gender, int generation = Generation)
+        private const string ResourceSeparator = "_";
+        private const string ResourcePikachuCap = "c";
+        private const string ResourceShiny = "s";
+        public static bool AllowShinySprite = false;
+        public static string GetResourceStringSprite(int species, int form, int gender, int generation = Generation, bool shiny = false)
         {
-            if (new[] { 778, 664, 665, 414, 493, 773 }.Contains(species)) // Species who show their default sprite regardless of Form
+            if (Legal.SpeciesDefaultFormSprite.Contains(species)) // Species who show their default sprite regardless of Form
                 form = 0;
 
-            string file = $"_{species}";
-            if (form > 0) // Alt Form Handling
-                file += $"_{form}";
-            else if (gender == 1 && new[] { 592, 593, 521, 668 }.Contains(species)) // Frillish & Jellicent, Unfezant & Pyroar
-                file += $"_{gender}";
+            var sb = new System.Text.StringBuilder();
+            { sb.Append(ResourceSeparator); sb.Append(species); }
+            if (form > 0)
+            { sb.Append(ResourceSeparator); sb.Append(form); }
+            else if (gender == 1 && Legal.SpeciesGenderedSprite.Contains(species)) // Frillish & Jellicent, Unfezant & Pyroar
+            { sb.Append(ResourceSeparator); sb.Append(gender); }
 
             if (species == 25 && form > 0 && generation >= 7) // Pikachu
-                file += "c"; // Cap
-
-            return file;
+                sb.Append(ResourcePikachuCap);
+            if (shiny && AllowShinySprite)
+                sb.Append(ResourceShiny);
+            return sb.ToString();
         }
 
         /// <summary>