Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Reyhan, Last of the Abzan + Umbral Collar Zealot

WBG identity

Commander legal

The 3 combo pieces

• Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight
• Reyhan, Last of the Abzan
• Umbral Collar Zealot

How to execute it

1. Activate Umbral Collar Zealot by sacrificing Reyhan.
2. When Reyhan dies, its persist ability and innate ability trigger.
3. Resolve the persist trigger, returning Reyhan from your graveyard to the battlefield without a -1/-1 counter on it due to its replacement effect.
4. Resolve the innate trigger, putting a number of +1/+1 counters on a creature.
5. Resolve the Umbral Collar Zealot ability.
6. Repeat.

What the combo produces

• Infinite +1/+1 counters on creatures you control
• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite sacrifice triggers
• Infinite surveil