Rot Hulk + Godhead of Awe + Heartless Summoning + Tattered Mummy

Rot Hulk

Godhead of Awe

Heartless Summoning

Tattered Mummy

How it works

1. Cast Rot Hulk by paying 3.
2. Rot Hulk dies as a state-based action due to having zero toughness.
3. Rot Hulk's enter the battlefield trigger is put onto the stack.
4. Resolve the Rot Hulk trigger, returning Rot Hulk and Tattered Mummy from your graveyard to the battlefield.
5. Rot Hulk and Tattered Mummy die as a state-based action due to having zero toughness.
6. The Tattered Mummy and Rot Hulk triggers are put on the stack.
7. Resolve the Tattered Mummy trigger, causing each opponent to lose 2 life.
8. Repeat from step 4.