How can you create a combo with Optimus Prime, Hero // Optimus Prime, Autobot Leader, Luminous Broodmoth, Grinding Station?
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[START OF COMBO]This combo can be formed with Optimus Prime, Hero // Optimus Prime, Autobot Leader, Luminous Broodmoth, Grinding Station

Color identity: URW
Mana cost: 
Steps:
  1. Activate Grinding Station by tapping it and sacrificing Optimus Prime, Hero.
  2. When Optimus Prime, Hero dies, its second ability triggers, returning it from your graveyard to the battlefield as Optimus Prime, Autobot Leader.
  3. When Optimus Prime, Autobot Leader enters the battlefield, Grinding Station triggers, untapping Grinding Station.
  4. Activate Grinding Station by tapping it and sacrificing Optimus Prime, Autobot Leader.
  5. When Optimus Prime, Autobot Leader dies, Luminous Broodmoth triggers, returning Optimus Prime from your graveyard to the battlefield as Optimus Prime, Hero with a flying counter on it.
  6. When Optimus Prime, Hero enters the battlefield, Grinding Station triggers, untapping Grinding Station.
  7. Resolve both Grinding Station abilities from steps 1 and 4, causing target player to mill six cards.
  8. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite leaves the battlefield
  - Infinite enters the battlefield
  - Infinite sacrifice triggers
  - Infinite death triggers
  - Infinite mill
  - Infinite self-mill[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - It is your turn.
[END OF COMBO PREREQUISITES]
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