Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Flayer of the Hatebound + Umbral Collar Zealot

Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight

Flayer of the Hatebound

Umbral Collar Zealot

How it works

1. Activate Umbral Collar Zealot by sacrificing Flayer of the Hatebound
2. When Flayer of the Hatebound dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
3. When Flayer of the Hatebound enters, it triggers, dealing damage equal to its power to any target.
4. Activate Umbral Collar Zealot by sacrificing Flayer of the Hatebound
5. When Flayer of the Hatebound dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
6. When Flayer of the Hatebound enters, it triggers, dealing damage equal to its power to any target.
7. Resolve both Umbral Collar Zealot abilities from step 1 and 4.
8. Repeat.