Agatha's Soul Cauldron + Neerdiv, Devious Diver + Tidewater Minion

U identity

Commander legal

The 3 combo pieces

How to execute it

  1. Activate Neerdiv using Tidewater Minion's ability by tapping it.
  2. Neerdiv triggers, causing a player to mill cards equal to its power.
  3. Resolve the Neerdiv ability from step 1, untapping it.
  4. Repeat.

What the combo produces