Mikaeus, the Unhallowed + Pith Driller + Umbral Collar Zealot

B identity

Commander legal

The 3 combo pieces

How to execute it

  1. Activate Umbral Collar Zealot by sacrifiicing Pith Driller.
  2. When Pith Driller dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
  3. When Pith Driller enters the battlefield, it triggers, putting a -1/-1 counter on it.
  4. Resolve the Umbral Collar Zealot ability
  5. Repeat.

What the combo produces