Aluren + Eternal Witness + Phyrexian Altar + Saffi Eriksdotter

GW identity

Commander legal

The 4 combo pieces

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 Aluren.
  6. Repeat.

What the combo produces