Altar of Dementia + Hardened Academic + Heartmender

RGW identity

Commander legal

The 3 combo pieces

• Altar of Dementia
• Hardened Academic
• Heartmender

How to execute it

1. Activate Altar of Dementia by sacrificing Heartmender.
2. When Heartmender dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
3. Hardened Academic triggers, putting a +1/+1 counter on Heartmender.
4. Resolve the Altar of Dementia ability.
5. Repeat.

What the combo produces

• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite mill
• Infinite sacrifice triggers
• Infinite self-mill