How can you create a combo with Mirran Spy, Emry, Lurker of the Loch, Ornithopter, Grinding Station?
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[START OF COMBO]This combo can be formed with Mirran Spy, Emry, Lurker of the Loch, Ornithopter, Grinding Station

Color identity: U
Mana cost: 
Steps:
  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.[END OF COMBO STEPS]

Result:
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite mill
  - Infinite sacrifice triggers
  - Near-infinite storm count[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Emry does not have summoning sickness.
[END OF COMBO PREREQUISITES]
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