Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Weaponcraft Enthusiast + Yahenni, Undying Partisan

WB identity

Commander legal

The 3 combo pieces

• Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight
• Weaponcraft Enthusiast
• Yahenni, Undying Partisan

How to execute it

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

What the combo produces

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