How can you create a combo with Drafna, Founder of Lat-Nam, Corridor Monitor, Chromatic Orrery?
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[START OF COMBO]This combo can be formed with Drafna, Founder of Lat-Nam, Corridor Monitor, Chromatic Orrery

Color identity: U
Mana cost: 
Steps:
  1. Activate Chromatic Orrery's first ability by tapping it, adding {5}.
  2. Activate Drafna's first ability by paying {2}, returning Corridor Monitor from the battlefield to your hand.
  3. Cast Corridor Monitor by paying {2}.
  4. When Corridor Monitor enters the battlefield, it triggers, untapping Chromatic Orrery.
  5. Repeat.
  6. 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 draw triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite storm count
  - Infinite untap of artifacts you control
  - Infinite untap of creatures 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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