How can you create a combo with Merrow Reejerey, Shrieking Drake, Arcane Adaptation?
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[START OF COMBO]This combo can be formed with Merrow Reejerey, Shrieking Drake, Arcane Adaptation

Color identity: U
Mana cost: 
Steps:
  1. Activate any permanent you control by tapping it, adding at least {1}{U}.
  2. Cast Shrieking Drake by paying {U}.
  3. Merrow Reejerey triggers, untapping the mana producing permanent.
  4. Shrieking Drake enters the battlefield, returning itself from the battlefield to your hand.
  5. Repeat.[END OF COMBO STEPS]

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

Other prerequisites:
  - Merrow Reejerey must be on the battlefield
  - Shrieking Drake must be in your hand
  - Arcane Adaptation must be on the battlefield
  - "Merfolk" chosen with Arcane Adaptation.
  - You control a permanent that can tap to produce at least {1}{U}.
[END OF COMBO PREREQUISITES]
assistant