How can you create a combo with Displacer Kitten, Eternal Witness, Lotus Petal, Snap?
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[START OF COMBO]This combo can be formed with Displacer Kitten, Eternal Witness, Lotus Petal, Snap

Color identity: GU
Mana cost: 
Steps:
  1. Activate up to two lands by tapping them, adding at least {1}{U}.
  2. Cast Snap by paying {1}{U}.
  3. Displacer Kitten triggers, blinking Eternal Witness.
  4. When Eternal Witness enters the battlefield, it triggers, returning Lotus Petal from your graveyard to your hand.
  5. Resolve Snap, returning the creature that can be cast using one colored mana from the battlefield to your hand, and untapping two lands you control.
  6. Cast Lotus Petal by paying {0}.
  7. Displacer Kitten triggers, blinking Eternal Witness.
  8. When Eternal Witness enters the battlefield, it triggers, returning Snap from your graveyard to your hand.
  9. Activate Lotus Petal by tapping and sacrificing it, adding one mana of any color.
  10. Cast the creature from your hand by paying its mana cost.
  11. Repeat.
  12. You may instead bounce any creature you don't control to its owner's hand instead of bouncing the generic creature, as long as your opponents control creatures, and net one colored mana per loop.[END OF COMBO STEPS]

Result:
  - Infinite leaves the battlefield
  - Infinite enters the battlefield
  - Infinite storm count
  - Infinite magecraft triggers
  - Near-infinite colored mana
  - Return all creatures you don't control to their owner's hand[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Displacer Kitten must be on the battlefield
  - Eternal Witness must be on the battlefield
  - Lotus Petal must be in the graveyard
  - Snap must be in your hand
  - You control up to two lands that can tap to produce at least {1}{U}.
[END OF COMBO PREREQUISITES]
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