Phyrexian Altar + Thran Vigil + Woodfall Primus

BG identity

Commander legal

The 3 combo pieces

How to execute it

  1. Activate Phyrexian Altar by sacrificing Woodfall Primus.
  2. When Woodfall Primus dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  3. Thran Vigil and Woodfall Primus trigger.
  4. Resolve the Thran Vigil trigger, putting a +1/+1 counter on Woodfall Primus.
  5. Resolve the Woodfall Primus trigger, destroying target noncreature permanent.
  6. Repeat.

What the combo produces