Core Prowler + Myojin of Grim Betrayal + Phyrexian Altar

B identity

Commander legal

The 3 combo pieces

What must be in place

Myojin of Grim Betrayal has at least one indestructible counter on it.

How to execute it

  1. Activate Phyrexian Altar by sacrificing Core Prowler, adding one mana of any color.
  2. When Core Prowler dies, it triggers, putting an indestructible counter on Myojin.
  3. Activate Myojin by removing an indestructible counter from it, returning Core Prowler from your graveyard to the battlefield.
  4. Repeat.

What the combo produces