Altar of Dementia + Future Sight + Gravebane Zombie + Rooftop Storm

UB identity

Commander legal

The 4 combo pieces

How to execute it

  1. Activate Altar of Dementia by sacrificing Gravebane Zombie.
  2. Gravebone Zombie is put on top of your library instead of into your graveyard.
  3. Resolve the Altar of Dementia ability, causing target opponent to mill cards equal to Gravebane Zombie's power.
  4. Cast Gravebane Zombie from the top of your library by paying {0}.
  5. Repeat.

What the combo produces