Archaeomancer + Riptide Laboratory + Turnabout

U identity

Commander legal

The 3 combo pieces

What must be in place

Lands you control except Riptide Laboratory can tap to produce at least {5}{U}{U}{U}{U}{U}.

How to execute it

  1. Activate any number of lands by tapping them, adding at least {5}{U}{U}{U}{U}{U}.
  2. Cast Turnabout by paying {2}{U}{U}, untapping all lands you control.
  3. Cast Archaeomancer by paying {2}{U}{U}.
  4. When Archaeomancer enters the battlefield, it triggers, returning Turnabout from your graveyard to your hand.
  5. Activate Riptide Laboratory's second ability by paying {1}{U}, returning Archaeomancer from the battlefield to your hand.
  6. Repeat.

What the combo produces