Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Propeller Pioneer + Thermopod

RWB identity

Commander legal

The 3 combo pieces

• Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight
• Propeller Pioneer
• Thermopod

How to execute it

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

What the combo produces

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