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

Fain, the Broker

Puppeteer Clique

Ashnod's Altar

How it works

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