Altar of Dementia + Gwenom, Remorseless + Mortuary + Phyrexian Walker

B identity

Commander legal

The 4 combo pieces

What must be in place

Gwenom has attacked this turn.

How to execute it

  1. Activate Altar of Dementia by sacrificing Phyrexian Walker
  2. When Phyrexian Walker dies, Mortuary triggers, putting Phyrexian Walker from your graveyard onto the top of your library.
  3. Resolve the Altar of Dementia ability.
  4. Cast Phyrexian Walker from the top of your library by paying 0 life.
  5. Repeat.

What the combo produces