Berta, Wise Extrapolator + Intruder Alarm + Xavier Sal, Infested Captain

Mana needed: {1}

BGU identity

Commander legal

The 3 combo pieces

How to execute it

  1. Activate Berta by paying {1} and tapping it, creating a 0/0 Fractal creature token and putting a +1/+1 counter on it.
  2. When the Fractal enters, Intruder Alarm triggers, untapping all creatures.
  3. Activate Xavier Sal's second ability by tapping it and sacrificing the Fractal, causing you to proliferate and put a +1/+1 counter on Berta.
  4. Berta triggers, adding {1}.
  5. Repeat.

What the combo produces