How can you create a combo with Kinnan, Bonder Prodigy, Omen Hawker, Vigean Graftmage?
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[START OF COMBO]This combo can be formed with Kinnan, Bonder Prodigy, Omen Hawker, Vigean Graftmage

Color identity: GU
Mana cost: 
Steps:
  1. Activate Omen Hawker by tapping it, adding {C}{U} that can only be spent to activate abilities.
  2. Kinnan triggers, adding {C} or {U}.
  3. Activate Vigean Graftmage by paying {1}{U}, untapping Omen Hawker.
  4. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite blue mana
  - Infinite colorless mana[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Omen Hawker does not have summoning sickness and has at least one +1/+1 counter on it.
[END OF COMBO PREREQUISITES]
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