How can you create a combo with Orvar, the All-Form, Mind Games, Chromatic Orrery, Mirror Gallery?
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[START OF COMBO]This combo can be formed with Orvar, the All-Form, Mind Games, Chromatic Orrery, Mirror Gallery

Color identity: U
Mana cost: 
Steps:
  1. Activate Chromatic Orrery's first ability by tapping it, adding {5}.
  2. Cast Mind Games with buyback by paying {4}, targeting Chromatic Orrery.
  3. Orvar's first ability triggers, creating a token copy of Chromatic Orrery.
  4. Resolve Mind Games, returning it to your hand.
  5. Repeat.
  6. Once you have infinite mana, you may instead activate the Chromatic Orrery tokens using their second abilities, or target any other permanent.[END OF COMBO STEPS]

Result:
  - Infinite card draw
  - Infinite colored mana
  - Infinite colorless mana
  - Infinite copies of all permanents you control
  - Infinite creature tokens
  - Infinite draw triggers
  - Infinite enters the battlefield
  - Infinite landfall triggers
  - Infinite magecraft triggers
  - Infinite storm count[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Orvar, the All-Form must be on the battlefield
  - Mind Games must be in your hand
  - Chromatic Orrery must be on the battlefield
  - Mirror Gallery must be on the battlefield
[END OF COMBO PREREQUISITES]
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