Junji, the Midnight Sky + Kheru Bloodsucker + Yahenni, Undying Partisan + Metamorphosis Fanatic

Junji, the Midnight Sky

Kheru Bloodsucker

Yahenni, Undying Partisan

Metamorphosis Fanatic

How it works

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