Berta, Wise Extrapolator + Clockspinning + Font of Magic

Mana needed: {U}

GU identity

Commander legal

The 3 combo pieces

What must be in place

You've cast a commander from the command zone three times this game.

How to execute it

  1. Cast Clockspinning with buyback by paying {U} due to Font of Magic, putting a +1/+1 counter on Berta and returning Clockspinning to your hand.
  2. Berta triggers, adding {U}.
  3. Repeat.

What the combo produces