Viscera Seer + Reassembling Skeleton + Pitiless Plunderer + The Skullspore Nexus

Viscera Seer

Reassembling Skeleton

Pitiless Plunderer

The Skullspore Nexus

How it works

1. Activate Viscera Seer by sacrificing Reassembling Skeleton.
2. When Reassembling Skeleton dies, Pitiless Plunderer and The Skullspore Nexus trigger, creating a creature token and a Treasure token.
3. Resolve the Viscera Seer ability.
4. Activate Viscera Seer by sacrificing the creature token.
5. When the creature token dies, Pitiless Plunderer triggers, creating a Treasure token.
6. Resolve the Viscera Seer 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.