How can you create a combo with Volo, Guide to Monsters, Errant, Street Artist, Chromatic Orrery, Corridor Monitor, Twinning Staff?
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[START OF COMBO]This combo can be formed with Volo, Guide to Monsters, Errant, Street Artist, Chromatic Orrery, Corridor Monitor, Twinning Staff

Color identity: GU
Mana cost: 
Steps:
  1. Activate Chromatic Orrery's first ability by tapping it, adding {5}.
  2. Cast Corridor Monitor by paying {2}.
  3. Volo triggers, creating two copies of the Corridor Monitor spell.
  4. Activate Errant by paying {2} and tapping it, creating two copies of a copied Corridor Monitor spell.
  5. Resolve a Corridor Monitor copy.
  6. The Corridor Monitor token enters the battlefield, untapping Chromatic Orrery.
  7. Activate Chromatic Orrery's first ability by tapping it, adding {5}.
  8. Resolve a Corridor Monitor copy.
  9. The Corridor Monitor token enters the battlefield, untapping Errant.
  10. Repeat from step 4.
  11. Once you have infinite mana, you may instead activate Chromatic Orrery's second ability to draw infinite cards.[END OF COMBO STEPS]

Result:
  - Infinite card draw
  - Infinite colored mana
  - Infinite colorless mana
  - Infinite creature tokens
  - Infinite draw triggers
  - Infinite enters the battlefield[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Volo, Guide to Monsters must be on the battlefield
  - Errant, Street Artist must be on the battlefield
  - Chromatic Orrery must be on the battlefield
  - Corridor Monitor must be in your hand
  - Twinning Staff must be on the battlefield
  - You do not control a Construct or have a Construct in your graveyard.
[END OF COMBO PREREQUISITES]
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