Ashnod's Altar + Colfenor, the Last Yew + Endless One + Shifting Wall

WBG identity

Commander legal

The 4 combo pieces

What must be in place

At least one +1/+1 counter on Shifting Wall.

How to execute it

  1. Sacrifice Shifting Wall to Ashnod's Altar for {C}{C}.
  2. Colfenor triggers, returning Endless One from your graveyard to your hand.
  3. Cast Endless One for {1}.
  4. Sacrifice Endless One to Ashnod's Altar for {C}{C}.
  5. Colfenor triggers, returning Shifting Wall from your graveyard to your hand.
  6. Cast Shifting Wall for {1}.
  7. Repeat.

What the combo produces