diff --git a/PKHeX.Core/Legality/Verifiers/TransferVerifier.cs b/PKHeX.Core/Legality/Verifiers/TransferVerifier.cs
index 373d051ba..c2cd1d6c5 100644
--- a/PKHeX.Core/Legality/Verifiers/TransferVerifier.cs
+++ b/PKHeX.Core/Legality/Verifiers/TransferVerifier.cs
@@ -109,6 +109,10 @@ public void VerifyTransferLegalityG8(LegalityAnalysis data)
             {
                 data.AddLine(GetInvalid(LTransferBad));
             }
+            else if (pkm.AltForm == 0 && (species == (int)Species.Slowpoke || species == (int)Species.Slowbro))
+            {
+                data.AddLine(GetInvalid(LTransferBad)); // can't get regular slowpoke/slowbro yet
+            }
             else if (data.Info.Generation < 8 && pkm.Format >= 8)
             {
                 if (!pkm.GG && pkm is IScaledSize s)