How can you create a combo with Derevi, Empyrial Tactician, Eldrazi Displacer, Chromatic Orrery?
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[START OF COMBO]This combo can be formed with Derevi, Empyrial Tactician, Eldrazi Displacer, Chromatic Orrery

Color identity: GWU
Mana cost: 
Steps:
  1. Activate Chromatic Orrery by tapping it, adding {C}{C}{C}{C}{C}.
  2. Activate Eldrazi Displacer by paying {2}{C}, blinking Derevi.
  3. Derevi enters the battlefield, untapping Chromatic Orrery.
  4. Repeat.
  5. Once you have infinite mana, you may use it to activate Chromatic Orrery's last ability to draw infinite cards.[END OF COMBO STEPS]

Result:
  - Infinite blinking
  - Infinite card draw
  - Infinite colored mana
  - Infinite colorless mana
  - Infinite draw triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite blinking of creatures you control except Eldrazi Displacer[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
[END OF COMBO PREREQUISITES]
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