Ashnod's Altar + Persistent Constrictor + Thran Vigil

B identity

Commander legal

The 3 combo pieces

How to execute it

  1. Activate Ashnod's Altar by sacrificing Persistent Constrictor.
  2. When Persistent Constrictor dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  3. Thran Vigil triggers, putting a +1/+1 counter on Persistent Constrictor.
  4. Repeat.

What the combo produces