Ambitious Aetherborn + Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Umbral Collar Zealot

WB identity

Commander legal

The 3 combo pieces

How to execute it

  1. Activate Umbral Collar Zealot by sacrificing Ambitious Aetherborn.
  2. When Ambitious Aetherborn dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  3. When Ambitious Aetherborn enters, its fabricate ability triggers, putting a +1/+1 counter on it.
  4. Resolve the Umbral Collar Zealot ability.
  5. Repeat.

What the combo produces