Ashnod's Altar + Warden of the Grove
Produces: Infinite ETB, Infinite LTB, Infinite colorless mana, Infinite death triggers, Infinite sacrifice triggers
- Color identity
- G
Steps
- Activate Ashnod's Altar by sacrificing the persist creature.
- When the persist creature dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
- When the persist creature enters, Warden of the Grove triggers, putting a +1/+1 counter on the persist creature.
- Repeat