How can you create a combo with Voltaic Construct, The Blackstaff of Waterdeep, Chromatic Orrery?
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[START OF COMBO]This combo can be formed with Voltaic Construct, The Blackstaff of Waterdeep, Chromatic Orrery

Color identity: U
Mana cost: 
Steps:
  1. Activate Chromatic Orrery's first ability by tapping it, adding {5}.
  2. Activate The Blackstaff of Waterdeep by paying {2} and tapping it, causing Chromatic Orrery to become an artifact creature until end of turn.
  3. Activate Voltaic Construct by paying {2}, untapping Chromatic Orrery.
  4. Activate Chromatic Orrery's first ability by tapping it, adding {5}.
  5. Repeat from step 3.
  6. Once you have infinite mana, you may instead use Chromatic Orrery's second ability to draw infinite cards.[END OF COMBO STEPS]

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

Other prerequisites:
  - All permanants must be on the battlefield
  - Chromatic Orrery does not have summoning sickness.
[END OF COMBO PREREQUISITES]
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