Junji, the Midnight Sky + Thermopod + Blood Artist + Metamorphosis Fanatic

Junji, the Midnight Sky

Thermopod

Blood Artist

Metamorphosis Fanatic

How it works

1. Activate Thermopod by sacrificing Metamorphosis Fanatic.
2. When Metamorphosis Fanatic dies, Blood Artist triggers, causing you to gain 1 life and target opponent to lose 1 life.
3. Activate Thermopod by sacrificing Junji.
4. When Junji dies, it and Blood Artist trigger.
5. Resolve the Blood Artist trigger, causing you to gain 1 life and target opponent to lose 1 life.
6. Resolve the Junji trigger, returning Metamorphosis Fanatic from your graveyard to the battlefield and causing you to lose 2 life.
7. When Metamorphosis Fanatic enters, it triggers, returning Junji from your graveyard to the battlefield.
8. Repeat.