Agatha's Soul Cauldron + Ashnod's Altar + Defiant Greatmaw + Reaping Willow

Mana needed: {2}

WBG identity

Commander legal

The 4 combo pieces

How to execute it

  1. Activate Reaping Willow by paying {2} due to Agatha's Soul Cauldron and removing two counters from it, returning Defiant Greatmaw from your graveyard to the battlefield.
  2. When Defiant Greatmaw enters, it triggers, putting two -1/-1 counters on Reaping Willow.
  3. Activate Ashnod's Altar by sacrificing Defiant Greatmaw, adding {C}{C}.
  4. Repeat.

What the combo produces