Tenacious Dead + Pitiless Plunderer + Yahenni, Undying Partisan + Blight Mound

Tenacious Dead

Pitiless Plunderer

Yahenni, Undying Partisan

Blight Mound

How it works

1. Activate Yahenni by sacrificing Tenacious Dead.
2. When Tenacious Dead dies, it, Blight Mound, and Pitiless Plunderer trigger.
3. Resolve the Pitiless Plunderer trigger, creating a Treasure token.
4. Resolve the Blight Mound trigger, creating a creature token.
5. In response to the remaining trigger, activate Yahenni by sacrificing the creature token.
6. When the creature token dies, Pitiless Plunderer triggers, creating a Treasure token.
7. Resolve the Yahenni ability from step 5.
8. Activate two Treasure tokens by tapping and sacrificing them, adding .
9. Resolve the Tenacious Dead trigger, paying 1 to return it to the battlefield from your graveyard.
10. Resolve the Yahenni ability from step 1.
11. Repeat.