Mortuary + Carrion Feeder + Funeral Room // Awakening Hall + Gwenom, Remorseless

Mortuary

Carrion Feeder

Funeral Room // Awakening Hall

Gwenom, Remorseless

How it works

1. Activate Carrion Feeder by sacrificing it.
2. When Carrion Feeder dies, Mortuary and Funeral Room trigger.
3. Resolve the Mortuary trigger, putting Carrion Feeder from your graveyard onto the top of your library.
4. Resolve the Funeral Room trigger, causing you to gain 1 life and each opponent to lose 1 life.
5. Resolve the Carrion Feeder ability.
6. Cast Carrion Feeder from the top of your library by paying 1 life.
7. Repeat.