Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Goblin Bombardment + Hancock, Ghoulish Mayor

Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight

Goblin Bombardment

Hancock, Ghoulish Mayor

How it works

1. Activate Goblin Bombardment by sacrificing Hancock
2. When Hancock dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
3. Resolve the Goblin Bombardment ability.
4. Activate Goblin Bombardment by sacrificing Hancock
5. When Hancock dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
6. Hancock enters and dies as a state-based action due to having 0 toughness. Its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
7. Resolve the Goblin Bombardment ability from step 4.
8. Repeat from step 4.