Clock of Omens + Coin of Mastery + Xorn

R identity

Commander legal

The 3 combo pieces

How to execute it

  1. Activate Coin of Mastery by tapping it, creating two Treasure tokens due to Xorn.
  2. Activate Clock of Omens by tapping the two tokens, untapping Coin of Mastery.
  3. Repeat.

What the combo produces