Fain, the Broker + Puppeteer Clique + Ashnod's Altar

Prerequisites

• Puppeteer Clique does not have a -1/-1 counter on it.
• Fain does not have summoning sickness.
• An opponent has at least one creature card in their graveyard.

Steps

1. 1Activate Ashnod's Altar by sacrificing Puppeteer Clique, adding .
2. 2Puppeteer Clique dies, triggering its persist ability, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
3. 3Puppeteer Clique enters the battlefield, putting any creature card from an opponent's graveyard onto the battlefield under your control.
4. 4Activate Fain's second ability by tapping it and removing the -1/-1 counter from Puppeteer Clique, creating a Treasure token.
5. 5Activate the Treasure token by tapping and sacrificing it, adding .
6. 6Activate Ashnod's Altar by sacrificing the creature your opponent owns, adding .
7. 7Activate Fain's fourth ability by paying , untapping it.
8. 8Repeat.

Effects

• Infinite colorless mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers