How can you create a combo with Lion's Eye Diamond, Brought Back, Eternal Witness, Blasting Station?
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[START OF COMBO]This combo can be formed with Lion's Eye Diamond, Brought Back, Eternal Witness, Blasting Station

Color identity: GW
Mana cost: {1}{G}{G}
Steps:
  1. Cast Eternal Witness by paying {1}{G}{G}.
  2. When Eternal Witness enters the battlefield, it triggers itself and Blasting Station.
  3. In response, activate Lion's Eye Diamond by sacrificing it and discarding your hand, adding {W}{W}{W}.
  4. Activate Blasting Station by tapping it and sacrificing Eternal Witness, dealing 1 damage to any target.
  5. Resolve the Blasting Station trigger, untapping it.
  6. Resolve the Eternal Witness trigger, returning Brought Back from your graveyard to your hand.
  7. Cast Brought Back by paying {W}{W}, returning Eternal Witness and Lion's Eye Diamond from your graveyard to the battlefield tapped.
  8. Repeat from step 2, adding mana of any color in step 3 once you have an arbitrary amount of white mana.
  9. Once you have infinite mana, you may choose any other valid target for Brought Back in place of Lion's Eye Diamond in step 7.[END OF COMBO STEPS]

Result:
  - Infinite colored mana
  - Infinite damage
  - Return all permanent cards in your graveyard that were put there from the battlefield this turn to the battlefield tapped[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Lion's Eye Diamond must be on the battlefield
  - Brought Back must be in your hand or in the graveyard
  - Eternal Witness must be in your hand
  - Blasting Station must be on the battlefield
[END OF COMBO PREREQUISITES]
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