CommanderModernLegacyVintage
Result
Infinite creature tokens with haste, Infinite ETB, Infinitely powerful creature until end of turn
Activate Barrenton Medic by tapping it, creating a token copy of itself with haste.
When the Barrenton Medic token enters the battlefield, the nontoken Barrenton Medic triggers, giving itself +1/+1 until end of turn.
Activate Barrenton Medic by putting a -1/-1 counter on it, untapping it.
Repeat.
Component Cards
How It Works
1
Activate Barrenton Medic by tapping it, creating a token copy of itself with haste.
When the Barrenton Medic token enters the battlefield, the nontoken Barrenton Medic triggers, giving itself +1/+1 until end of turn.
Activate Barrenton Medic by putting a -1/-1 counter on it, untapping it.
Repeat.