How can you create a combo with Great Whale, Shrieking Drake, Virtue of Knowledge // Vantress Visions?
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[START OF COMBO]This combo can be formed with Great Whale, Shrieking Drake, Virtue of Knowledge // Vantress Visions

Color identity: U
Mana cost: {3}
Steps:
  1. Activate up to seven lands by tapping them, adding at least {2}{U}{U}.
  2. Cast Great Whale by paying {5}{U}{U}.
  3. When Great Whale enters the battlefield, it triggers twice.
  4. Resolve the first trigger, untapping up to seven lands.
  5. Holding priority, activate up to seven lands by tapping them, adding at least {2}{U}{U}.
  6. Resolve the second Great Whale trigger, untapping up to seven lands.
  7. Cast Shrieking Drake by paying {U}.
  8. When Shrieking Drake enters the battlefield, it triggers twice, returning it and Great Whale from the battlefield to your hand.
  9. Repeat.
  10. If the seven lands can tap to produce at least {3}{U}{U}, this combo nets infinite mana.[END OF COMBO STEPS]

Result:
  - Infinite leaves the battlefield
  - Infinite enters the battlefield
  - Infinite storm count
  - Infinite mana lands you control can produce
  - Infinite untap of lands you control[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Great Whale must be in your hand
  - Shrieking Drake must be in your hand
  - Virtue of Knowledge // Vantress Visions must be on the battlefield
  - You control up to seven lands that can tap to produce at least {2}{U}{U}.
[END OF COMBO PREREQUISITES]
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