Cathodion + Experimental Frenzy + Mortuary + Phyrexian Altar

BR identity

Commander legal

The 4 combo pieces

How to execute it

  1. Activate Phyrexian Altar by sacrificing Cathodion, adding one mana of any color.
  2. When Cathodion dies, it and Mortuary trigger.
  3. Resolve the Cathodion trigger, adding {C}{C}{C}.
  4. Resolve the Mortuary trigger, putting Cathodion on top of your library from your graveyard.
  5. Cast Cathodion from the top of your library by paying {3}.
  6. Repeat.

What the combo produces