Grist, Voracious Larva // Grist, the Plague Swarm + Mirage Mirror + Myth Unbound + Phyrexian Altar

BG identity

Commander legal

The 4 combo pieces

What must be in place

Mirage Mirror on the battlefield as a copy of Myth Unbound.

How to execute it

  1. Activate Mirage Mirror by paying {2}, causing it to become a copy of Myth Unbound until end of turn.
  2. Activate Phyrexian Altar by sacrificing Grist, adding {G}.
  3. Choose to return Grist to the command zone from your graveyard.
  4. Myth Unbound and Mirage Mirror trigger, causing you to draw two cards.
  5. Cast Grist from the command zone by paying {G}.
  6. Repeat from step 2.

What the combo produces