Altar of Dementia + Master of the Veil + Yarus, Roar of the Old Gods

GUR identity

Commander legal

The 3 combo pieces

How to execute it

  1. Activate Altar of Dementia by sacrificing Master of the Veil.
  2. When Master of the Veil dies, Yarus' second ability triggers, returning Master of the Veil from your graveyard to the battlefield face down, then turning it face up.
  3. Master of the Veil triggers, turning itself face down.
  4. Resolve the Altar of Dementia ability, causing target player to mill cards equal to Master of the Veil's power.
  5. Repeat.

What the combo produces