How can you create a combo with Kurkesh, Onakke Ancient, Chromatic Orrery, Voltaic Key?
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[START OF COMBO]This combo can be formed with Kurkesh, Onakke Ancient, Chromatic Orrery, Voltaic Key

Color identity: R
Mana cost: 
Steps:
  1. Activate Chromatic Orrery's first ability by tapping it, adding {5}.
  2. Activate Voltaic Key by paying {1} and tapping it, targeting itself.
  3. Kurkesh triggers, causing you to pay {1} to copy Voltaic Key's ability, targeting Chromatic Orrery.
  4. Resolve both Voltaic Key abilities, untapping it and Chromatic Orrery.
  5. Repeat.
  6. Once you have a large amount of mana, you may instead use Chromatic Orrey's second ability to draw any number of cards.[END OF COMBO STEPS]

Result:
  - Infinite card draw
  - Infinite colored mana
  - Infinite colorless mana
  - Infinite draw triggers
  - Infinite untap of artifacts you control[END OF COMBO RESULT][END OF COMBO]

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