Altar of Dementia + Reassembling Skeleton + Pitiless Plunderer + Open the Graves

Altar of Dementia

Reassembling Skeleton

Pitiless Plunderer

Open the Graves

How it works

1. Activate Altar of Dementia by sacrificing Reassembling Skeleton.
2. When Reassembling Skeleton dies, Pitiless Plunderer and Open the Graves trigger, creating a creature token and a Treasure token.
3. Resolve the Altar of Dementia ability.
4. Activate Altar of Dementia by sacrificing the creature token.
5. When the creature token dies, Pitiless Plunderer triggers, creating a Treasure token.
6. Resolve the Altar of Dementia 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.