Umbral Collar Zealot + Totentanz, Swarm Piper + Reassembling Skeleton + Pitiless Plunderer

Umbral Collar Zealot

Totentanz, Swarm Piper

Reassembling Skeleton

Pitiless Plunderer

How it works

1. Activate Umbral Collar Zealot by sacrificing Reassembling Skeleton.
2. When Reassembling Skeleton dies, Pitiless Plunderer and Totentanz trigger, creating a creature token and a Treasure token.
3. Resolve the Umbral Collar Zealot ability.
4. Activate Umbral Collar Zealot by sacrificing the creature token.
5. When the creature token dies, Pitiless Plunderer triggers, creating a Treasure token.
6. Resolve the Umbral Collar Zealot ability.
7. Activate the Treasures by tapping and sacrificing them, adding 1.
8. Activate Reassembling Skeleton by paying 1, returning it from your graveyard to the battlefield.
9. Repeat.