Requires

Necrogenesis must be on the battlefield. Void Attendant must be on the battlefield. Ashnod's Altar must be on the battlefield. Pitiless Plunderer must be on the battlefield. An opponent has a creature card in their graveyard. Mana needed:

Steps

1. Activate Necrogenesis by paying , exling a creature card from an opponent's graveyard and creating a 1/1 Saproling creature token.
2. Activate Ashnod's Altar by sacrificing the Saproling, adding .
3. The Saproling dies, triggering Pitiless Plunderer, creating a Treasure token.
4. Activate the Treasure token by tapping and sacrificing it, adding .
5. Activate Void Attendant by paying and putting a card from an opponent's exile into their graveyard, creating a 1/1 Eldrazi Scion creature token.
6. Activate Ashnod's Altar by sacrificing the Eldrazi Scion, adding .
7. The Eldrazi Scion dies, triggering Pitiless Plunderer, creating a Treasure token.
8. Repeat.

Results