Grazing Kelpie + Mikaeus, the Unhallowed + Shilgengar, Sire of Famine

GWUB identity

Commander legal

The 3 combo pieces

How to execute it

  1. Activate Shilgengar by sacrificing Grazing Kelpie.
  2. When Grazing Kelpie dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  3. Resolve the Shilgengar ability.
  4. Activate Shilgengar by sacrificing Grazing Kelpie.
  5. When Grazing Kelpie dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
  6. Resolve the Shilgengar ability.
  7. Repeat.

What the combo produces