Chaos Spewer + Mikaeus, the Unhallowed + Shilgengar, Sire of Famine

RWB identity

Commander legal

The 3 combo pieces

How to execute it

  1. Activate Shilgengar by sacrificing Chaos Spewer.
  2. When Chaos Spewer dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
  3. When Chaos Spewer enters the battlefield, it triggers, putting a -1/-1 counter on it.
  4. Resolve the Shilgengar ability
  5. Repeat.

What the combo produces