Altar of Dementia + Arwen, Weaver of Hope

G identity

Commander legal

The 2 combo pieces

How to execute it

  1. Activate Altar of Dementia by sacrificing the persist creature.
  2. When the persist creature dies, its persist ability triggers, returning it from your graveyard to the battlefield without a -1/-1 counter on it due to Arwen
  3. Resolve the Altar of Dementia ability.
  4. Repeat

What the combo produces