Junji, the Midnight Sky + Cruel Celebrant + Yahenni, Undying Partisan + Metamorphosis Fanatic

Junji, the Midnight Sky

Cruel Celebrant

Yahenni, Undying Partisan

Metamorphosis Fanatic

How it works

1. Activate Yahenni by sacrificing Metamorphosis Fanatic.
2. When Metamorphosis Fanatic dies, Cruel Celebrant triggers, causing you to gain 1 life and each opponent to lose 1 life.
3. Resolve the Yahenni ability.
4. Activate Yahenni by sacrificing Junji.
5. When Junji dies, it and Cruel Celebrant trigger.
6. Resolve the Cruel Celebrant 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 Yahenni ability.
10. Repeat.