Altar of Dementia + Puppeteer Clique + Thran Vigil

B identity

Commander legal

The 3 combo pieces

• Altar of Dementia
• Puppeteer Clique
• Thran Vigil

How to execute it

1. Activate Altar of Dementia by sacrificing Puppeteer Clique.
2. When Puppeteer Clique dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
3. Thran Vigil and Puppeteer Clique trigger.
4. Resolve the Thran Vigil trigger, putting a +1/+1 counter on Puppeteer Clique.
5. Resolve the Puppeteer Clique trigger, allowing you to put a creature card from an opponent's graveyard onto the battlefield under your control.
6. Resolve the Altar of Dementia ability
7. Repeat.

What the combo produces

• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite mill
• Infinite sacrifice triggers
• Infinite self-mill
• Put all creature cards from each opponent's graveyard onto the battlefield under your control