diff --git a/PKHeX/Legality/Core.cs b/PKHeX/Legality/Core.cs
index b25f0d290..c50b2e15f 100644
--- a/PKHeX/Legality/Core.cs
+++ b/PKHeX/Legality/Core.cs
@@ -952,6 +952,8 @@ private static IEnumerable<int> getEggMoves(PKM pkm, int species, int formnum)
                     return EggMovesAO[species].Moves.Concat(EggMovesXY[species].Moves);
 
                 case 7: // entries per form
+                    if (species == 678)
+                    { species = 677; formnum = 0; }
                     var entry = EggMovesSM[species];
                     if (formnum > 0)
                         entry = EggMovesSM[entry.FormTableIndex + formnum - 1];
diff --git a/PKHeX/Legality/Structures/EvolutionTree.cs b/PKHeX/Legality/Structures/EvolutionTree.cs
index cdbfecd4e..eb89c08db 100644
--- a/PKHeX/Legality/Structures/EvolutionTree.cs
+++ b/PKHeX/Legality/Structures/EvolutionTree.cs
@@ -125,7 +125,8 @@ private int getIndex(PKM pkm)
             if (pkm.Format < 7)
                 return pkm.Species;
 
-            return Personal.getFormeIndex(pkm.Species, pkm.AltForm);
+            var form = pkm.Species == 678 ? 0 : pkm.AltForm; // override Meowstic forme index
+            return Personal.getFormeIndex(pkm.Species, form);
         }
         private int getIndex(EvolutionMethod evo)
         {