Mortuary + Moonlit Wake + Goblin Firestarter + Gwenom, Remorseless

Mortuary

Moonlit Wake

Goblin Firestarter

Gwenom, Remorseless

How it works

1. Activate Goblin Firestarter by sacrificing it.
2. When Goblin Firestarter dies, Mortuary and Moonlit Wake trigger.
3. Resolve the Mortuary trigger, putting Goblin Firestarter from your graveyard onto the top of your library.
4. Resolve the Moonlit Wake trigger, causing you to gain 1 life
5. Resolve the Goblin Firestarter ability.
6. Cast Goblin Firestarter from the top of your library by paying 1 life.
7. Repeat.