Eternal Witness + Morophon, the Boundless + Phyrexian Altar + Saffi Eriksdotter

WUBRG identity

Commander legal

The 4 combo pieces

What must be in place

"Human" or "Scout" chosen with Morophon..

How to execute it

  1. Activate Saffi by sacrificing it, targeting Eternal Witness.
  2. Activate Phyrexian Altar by sacrificing Eternal Witness, adding one mana of any color.
  3. When Eternal Witness dies, Saffi triggers, returning it from your graveyard to the battlefield.
  4. When Eternal Witness enters the battlefield, it triggers, returning Saffi from your graveyard to your hand.
  5. Cast Saffi by paying {0} due to Morophon.
  6. Repeat.

What the combo produces