How can you create a combo with Steelfin Whale, Banishing Knack, Mana Crypt?
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[START OF COMBO]This combo can be formed with Steelfin Whale, Banishing Knack, Mana Crypt

Color identity: U
Mana cost: {U}
Steps:
  1. Cast Banishing Knack by paying {U}, targeting Steelfin Whale.
  2. Activate Mana Crypt by tapping it, adding {C}{C}.
  3. Activate Steelfin Whale by tapping it, returning Mana Crypt from the battlefield to your hand.
  4. Cast Mana Crypt by paying {0}.
  5. Mana Crypt enters the battlefield, triggering Steelfin Whale, untapping Steelfin Whale.
  6. Repeat from step 2.[END OF COMBO STEPS]

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

Other prerequisites:
  - Steelfin Whale must be on the battlefield
  - Banishing Knack must be in your hand
  - Mana Crypt must be on the battlefield
  - Steelfin Whale does not have summoning sickness.
[END OF COMBO PREREQUISITES]
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