CommanderModernLegacyVintage
Result
Infinite ETB, Infinite creature tokens
Activate Grim Poppet by removing a -1/-1 counter from it, putting a -1/-1 counter on Hulking Metamorph.
Hapatra triggers, creating a creature token.
Activate Hulking Metamorph by removing a -1/-1 counter from it, putting a -1/-1 counter on Grim Poppet.
Hapatra triggers, creating a creature token.
Repeat.
Component Cards
How It Works
1
Activate Grim Poppet by removing a -1/-1 counter from it, putting a -1/-1 counter on Hulking Metamorph.
Hapatra triggers, creating a creature token.
Activate Hulking Metamorph by removing a -1/-1 counter from it, putting a -1/-1 counter on Grim Poppet.
Hapatra triggers, creating a creature token.
Repeat.