Prerequisites
- Gerrard, Weatherlight Hero on the battlefield
- Cauldron of Souls on the battlefield
- Extruder on the battlefield
- Yahenni, Undying Partisan on the battlefield
- Gerrard has no more than one -1/-1 counter on it
Steps
- Activate Cauldron of Souls by tapping it, giving Gerrard persist until end of turn
- Activate Extruder by sacrificing Cauldron of Souls, putting a +1/+1 counter on Gerrard
- Activate Yahenni by sacrificing Gerrard
- When Gerrard dies, it and its persist ability trigger
- Resolve the Gerrard persist trigger, returning it from your graveyard to the battlefield with a -1/-1 counter on it
- Resolve the second Gerrard trigger, failing to exile it as it has left your graveyard, and returning Cauldron of Souls from your graveyard to the battlefield
- Resolve the Yahenni ability from step 3
- Repeat
Results
Required Cards 4
Gerrard, Weatherlight Hero
Legendary Creature — Human Soldier
Extruder
Artifact Creature — Juggernaut
Yahenni, Undying Partisan
Legendary Creature — Aetherborn Vampire