Elvish Regrower + Hashaton, Scarab's Fist + Mind Over Matter + The Eternity Elevator

GWUB identity

Commander legal

The 4 combo pieces

What must be in place

The Eternity Elevator has twenty or more charge counters on it.

How to execute it

  1. Activate The Eternity Elevator by tapping it, adding at least twenty {U}.
  2. Activate Mind Over Matter by discarding Elvish Regrower.
  3. Hashaton triggers, causing you to pay {2}{U} to create a tapped token copy of Elvish Regrower that is a 4/4 Zombie.
  4. When the Elvish Regrower token enters the battlefield, it triggers, returning Elvish Regrower from your graveyard to your hand.
  5. Resolve the Mind Over Matter ability, untapping The Eternity Elevator.
  6. Repeat.

What the combo produces