Prerequisites
- Mikaeus, the Unhallowed on the battlefield
- Grim Poppet on the battlefield
- Krark-Clan Ironworks on the battlefield
Steps
- Activate Krark-Clan Ironworks by sacrificing Grim Poppet
- When Grim Poppet dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it
- This will be removed by its static ability, which will result in Grim Poppet having two -1/-1 counters instead
- Repeat
Results
- Infinite -1/-1 counters
- Infinite colorless mana
- Infinite death triggers
- Infinite ETB
- Infinite LTB
- Infinite sacrifice triggers
Required Cards 3
Mikaeus, the Unhallowed
Legendary Creature — Zombie Cleric
Grim Poppet
Artifact Creature — Scarecrow
Krark-Clan Ironworks
Artifact