Karn, the Great Creator + Lita, Mechanical Engineer + Strionic Resonator

W identity

Commander legal

The 3 combo pieces

What must be in place

You control artifact creatures that can tap to add at least {3}.
Strionic Resonator does not have summoning sickness.

How to execute it

  1. Activate Karn by putting a loyalty counter on them, causing Strionic Resonator to become an artifact creature until end of turn.
  2. At the beginning of your end step, Lita triggers.
  3. In response, activate artifact creatures by tapping them to add at least {3}.
  4. Continuing to hold priority, activate Strionic Resonator by paying {2} and tapping it, copying Lita's triggered ability.
  5. Resolve the copied ability, untapping all artifact creatures you control.
  6. Repeat from step 3.

What the combo produces