Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Umbral Collar Zealot + Zack Fair
Produces: Infinite ETB, Infinite LTB, Infinite death triggers, Infinite sacrifice triggers, Infinite surveil
- Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight
- Umbral Collar Zealot
- Zack Fair
- Color identity
- WB
Steps
- Activate Umbral Collar Zealot by sacrificing Zack Fair.
- When Zack Fair dies, its persist ability triggers, returning it from your graveyard to the battlefield without a -1/-1 counter on it due to its replacement effect.
- Resolve the Umbral Collar Zealot ability.
- Repeat.