Doubling Season + Jace, Cunning Castaway

Mana needed: {1}{U}{U}

GU identity

Commander legal

The 2 combo pieces

How to execute it

  1. Cast Jace by paying {1}{U}{U}. Jace enters the battlefield with six loyalty counters due to Doubling Season
  2. Activate Jace's third loyalty ability by removing five loyalty counters from it, creating four nonlegendary copies of Jace that enter the battlefield with six loyalty counters each due to Doubling Season.
  3. Repeat step 2 using a Jace token.

What the combo produces