Mm'menon, the Right Hand + Mortuary + Phyrexian Altar

UB identity

Commander legal

The 3 combo pieces

How to execute it

  1. Activate Phyrexian Altar by sacrificing the nontoken creature, adding one mana of any color.
  2. When the creature dies, Mortuary triggers, putting the creature from your graveyard onto the top of your library.
  3. Cast the creature by paying its mana cost.
  4. Repeat.

What the combo produces