Empowered Autogenerator + Karn, the Great Creator + Pemmin's Aura

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

U identity

Commander legal

The 3 combo pieces

What must be in place

Empowered Autogenerator does not have summoning sickness.
Empowered Autogenerator has at least two charge counters on it.

How to execute it

  1. Activate Karn's first loyalty ability, causing Empowered Autogenerator to become an artifact creature until end of turn.
  2. Cast Pemmin's Aura by paying {1}{U}{U}, enchanting Empowered Autogenerator.
  3. Activate Empowered Autogenerator by putting a charge counter and tapping it, adding {U} equal to charge counters on Empowered Autogenerator.
  4. Activate Pemmin's Aura by paying {U}, untapping Empowered Autogenerator.
  5. Repeat from step 2.

What the combo produces