Altar of Dementia + Boonweaver Giant + Pattern of Rebirth + The Cauldron of Eternity

WBG identity

Commander legal

The 4 combo pieces

• Altar of Dementia
• Boonweaver Giant
• Pattern of Rebirth
• The Cauldron of Eternity

What must be in place

Pattern of Rebirth attached to Boonweaver Giant.

How to execute it

1. Activate Altar of Dementia by sacrificing Boonweaver Giant.
2. When Boonweaver Giant dies, The Cauldron of Eternity and Pattern of Rebirth trigger.
3. Resolve the Cauldron of Eternity trigger, putting Boonweaver Giant on the bottom of your library from your graveyard.
4. Resolve the Pattern of Rebirth trigger, putting Boonweaver Giant from your library onto the battlefield.
5. When Boonweaver Giant enters the battlefield, it triggers, returning Pattern of Rebirth from your graveyard to the battlefield attached to Boonweaver Giant.
6. Resolve the Altar of Dementia ability from step 1, causing target player to mill cards equal to Boonweaver Giant's power.
7. Repeat.

What the combo produces

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