Requires

Antler Skulkin must be on the battlefield. Ashnod's Altar must be on the battlefield. Custodi Soulbinders must be on the battlefield. Custodi Soulbinders does not have a -1/-1 counter on it. You control at least one additional creature. Mana needed:

Steps

1. Activate Antler Skulkin by paying , giving Custodi Soulbinders persist until end of turn.
2. Activate Ashnod's Altar by sacrificing Custodi Soulbinders, adding .
3. When Custodi Soulbinders dies, its persist ability triggers, returning it to the battlefield from your graveyard with at least one +1/+1 counter on it due to its first ability.
4. Repeat.

Results