Viscera Seer + Cult Conscript + Pitiless Plunderer + Fumulus, the Infestation

Viscera Seer

Cult Conscript

Pitiless Plunderer

Fumulus, the Infestation

How it works

1. Activate Viscera Seer by sacrificing Cult Conscript.
2. When Cult Conscript dies, Pitiless Plunderer and Fumulus 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 Cult Conscript by paying 1, returning it from your graveyard to the battlefield.
9. Repeat.