How can you create a combo with Archelos, Lagoon Mystic, Zimone, Quandrix Prodigy, Retreat to Coralhelm, Azorius Chancery?
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[START OF COMBO]This combo can be formed with Archelos, Lagoon Mystic, Zimone, Quandrix Prodigy, Retreat to Coralhelm, Azorius Chancery

Color identity: GWUB
Mana cost: {1}
Steps:
  1. Activate Zimone's first ability by paying {1} and tapping it, putting Azorius Chancery from your hand onto the battlefield untapped due to Archelos.
  2. Azorius Chancery enters the battlefield, triggering itself and Retreat to Coralhelm.
  3. Activate Azorius Chancery by tapping it, adding {W}{U}.
  4. Resolve the Azorius Chancery trigger from step 2, returning itself from the battlefield to your hand.
  5. Resolve the Retreat to Coralhelm trigger, untapping Zimone.
  6. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite blue mana
  - Infinite landfall triggers
  - Infinite white mana[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Archelos, Lagoon Mystic must be on the battlefield
  - Zimone, Quandrix Prodigy must be on the battlefield
  - Retreat to Coralhelm must be on the battlefield
  - Azorius Chancery must be in your hand
  - Zimone does not have summoning sickness.
  - Archelos is untapped.
[END OF COMBO PREREQUISITES]
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