Junji, the Midnight Sky + Umbral Collar Zealot + Relic Vial + Metamorphosis Fanatic

Junji, the Midnight Sky

Umbral Collar Zealot

Relic Vial

Metamorphosis Fanatic

How it works

1. Activate Umbral Collar Zealot by sacrificing Metamorphosis Fanatic.
2. When Metamorphosis Fanatic dies, Relic Vial triggers, causing you to gain 1 life and each opponent to lose 1 life.
3. Resolve the Umbral Collar Zealot ability.
4. Activate Umbral Collar Zealot by sacrificing Junji.
5. When Junji dies, it and Relic Vial trigger.
6. Resolve the Relic Vial trigger, causing you to gain 1 life and each opponent to lose 1 life.
7. Resolve the Junji trigger, returning Metamorphosis Fanatic from your graveyard to the battlefield and causing you to lose 2 life.
8. When Metamorphosis Fanatic enters, it triggers, returning Junji from your graveyard to the battlefield.
9. Resolve the Umbral Collar Zealot ability.
10. Repeat.