Emry, Lurker of the Loch + Grinding Station + Mirran Spy + Ornithopter

U identity

Commander legal

The 4 combo pieces

What must be in place

Emry does not have summoning sickness.

How to execute it

  1. Activate Grinding Station by tapping it and sacrificing Ornithopter, causing target player to mill three cards.
  2. Activate Emry by tapping it, targeting Ornithopter.
  3. Cast Ornithopter from your graveyard by paying {0}.
  4. Mirran Spy triggers, untapping Emry.
  5. Ornithopter enters the battlefield, untapping Grinding Station.
  6. Repeat.

What the combo produces