Ashnod's Altar + Defiant Greatmaw + Mikaeus, the Unhallowed

BG identity

Commander legal

The 3 combo pieces

What must be in place

Defiant Greatmaw does not have a +1/+1 counter on it.

How to execute it

  1. Activate Ashnod's Altar by sacrificing Defiant Greatmaw, adding {C}{C}
  2. When Defiant Greatmaw dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
  3. When Defiant Greatmaw enters the battlefield, its first ability triggers, putting two -1/-1 counters on it.
  4. Defiant Greatmaw's second ability triggers, removing a -1/-1 counter from another creature you control.
  5. Repeat.

What the combo produces