Requires

Crovax, Ascendant Hero must be on the battlefield. Grim Poppet must be on the battlefield. Painter's Servant must be on the battlefield. Antler Skulkin must be on the battlefield. Ashnod's Altar must be on the battlefield. "White" chosen with Painter's Servant. Mana needed:

Steps

1. Activate Grim Poppet by removing a -1/-1 counter from it, targeting another creature.
2. Repeat until Grim Poppet has no -1/-1 counters on it.
3. Activate Antler Skulkin by paying , giving Grim Poppet persist until end of turn.
4. Activate Ashnod's Altar by sacrificing Grim Poppet, adding .
5. Grim Poppet dies, triggering its persist ability, returning it from your graveyard to the battlefield with a total of four -1/-1 counters on it.
6. Repeat.

Results