Elite Arcanist + Energy Arc

WU identity

Commander legal

The 2 combo pieces

What must be in place

Creatures you control can tap to produce at least {2}.

How to execute it

  1. Activate any number of creatures by tapping it, adding at least {2}.
  2. Activate Elite Arcanist by paying {2} and tapping it, copying Energy Arc and casting the copy without paying its mana cost.
  3. Resolve the copy of Energy Arc, untapping all creatures you control.
  4. Repeat.

What the combo produces