Mikaeus, the Unhallowed + Puppeteer Clique + Viscera Seer

B identity

Commander legal

The 3 combo pieces

• Mikaeus, the Unhallowed
• Puppeteer Clique
• Viscera Seer

How to execute it

1. Activate Viscera Seer 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. When Puppeteer Clique enters, it triggers, allowing you to put a creature card from an opponent's graveyard onto the battlefield under your control.
4. Resolve the Viscera Seer ability.
5. Activate Viscera Seer by sacrificing Puppeteer Clique.
6. When Puppeteer Clique dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
7. When Puppeteer Clique enters, it triggers, allowing you to put a creature card from an opponent's graveyard onto the battlefield under your control.
8. Resolve the Viscera Seer ability.
9. Repeat.

What the combo produces

• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite sacrifice triggers
• Infinite scry 1
• Put all creature cards from each opponent's graveyard onto the battlefield under your control