Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Highspire Artisan + Umbral Collar Zealot

WBG identity

Commander legal

The 3 combo pieces

• Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight
• Highspire Artisan
• Umbral Collar Zealot

How to execute it

1. Activate Umbral Collar Zealot by sacrificing Highspire Artisan.
2. When Highspire Artisan dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
3. When Highspire Artisan 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

• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite sacrifice triggers
• Infinite surveil