Crab Umbra + Mona Lisa, Science Geek

GU identity

Commander legal

The 2 combo pieces

How to execute it

  1. Activate Mona Lisa by tapping it, adding at least {U}{U}{U}{U}
  2. Activate Crab Umbra by paying {2}{U}, untapping Mona Lisa.
  3. Repeat.

What the combo produces