Intruder Alarm + Myr Propagator

U identity

Commander legal

The 2 combo pieces

What must be in place

Creatures you control can tap to produce at least {3}.

How to execute it

  1. Activate any number of mana-producing creatures you control by tapping them, adding at least {3}.
  2. Activate Myr Propagator by paying {3} and tapping it, creating a token copy of it.
  3. When the Myr Propagator token enters the battlefield, Intruder Alarm triggers, untapping all creatures.
  4. Repeat.
  5. If creatures you control can tap to produce at least {4}, this combo nets infinite mana.

What the combo produces