Altar of Dementia + Colossal Grave-Reaver + God-Eternal Rhonas

BG identity

Commander legal

The 3 combo pieces

• Altar of Dementia
• Colossal Grave-Reaver
• God-Eternal Rhonas

How to execute it

1. Activate Altar of Dementia by sacrificing God-Eternal Rhonas.
2. When God-Eternal Rhonas dies, it triggers, putting itself into your library third from the top.
3. Resolve the Altar of Dementia ability, causing you to mill cards equal to God-Eternal Rhonas's power, ultimately milling God-Eternal Rhonas.
4. Colossal Grave-Reaver's second ability triggers, putting God-Eternal Rhonas from your graveyard onto the battlefield.
5. Repeat.

What the combo produces

• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite sacrifice triggers
• Infinitely powerful creatures you control until end of turn