Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Reputable Merchant + Umbral Collar Zealot

WBG identity

Commander legal

The 3 combo pieces

How to execute it

  1. Activate Umbral Collar Zealot by sacrificing Reputable Merchant.
  2. When Reputable Merchant dies, its innate ability and persist ability trigger.
  3. Resolve the Reputable Merchant trigger, putting a +1/+1 counter on a creature you control.
  4. Resolve the persist trigger, returning Reputable Merchant from your graveyard to the battlefield with a -1/-1 counter on it.
  5. When Reputable Merchant enters, it triggers, putting a +1/+1 counter on it.
  6. Resolve the Umbral Collar Zealot ability.
  7. Repeat.

What the combo produces