diff --git a/PKHeX.Core/Legality/Encounters/Generator/EncounterStaticGenerator.cs b/PKHeX.Core/Legality/Encounters/Generator/EncounterStaticGenerator.cs
index 82a116719..0f7a3830f 100644
--- a/PKHeX.Core/Legality/Encounters/Generator/EncounterStaticGenerator.cs
+++ b/PKHeX.Core/Legality/Encounters/Generator/EncounterStaticGenerator.cs
@@ -45,6 +45,8 @@ namespace PKHeX.Core
             {
                 foreach (var dl in evos)
                 {
+                    if (dl.Species != e.Species)
+                        continue;
                     if (!e.IsMatch(pkm, dl))
                         continue;
 
diff --git a/Tests/PKHeX.Core.Tests/Legality/Illegal/AltForm/865_-_Sirfetchd_-_DC8686B1C0B9.pk8 b/Tests/PKHeX.Core.Tests/Legality/Illegal/AltForm/865_-_Sirfetchd_-_DC8686B1C0B9.pk8
new file mode 100644
index 000000000..efd662416
Binary files /dev/null and b/Tests/PKHeX.Core.Tests/Legality/Illegal/AltForm/865_-_Sirfetchd_-_DC8686B1C0B9.pk8 differ