Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Shilgengar, Sire of Famine + White Widow, Free Agent

WB identity

Commander legal

The 3 combo pieces

How to execute it

  1. Activate Shilgengar by sacrificing White Widow.
  2. When White Widow dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  3. When White Widow enters, it triggers, putting a +1/+1 counter on it and up to one other creature.
  4. Resolve the Shilgengar ability.
  5. Repeat.

What the combo produces