How can you create a combo with Wormfang Manta, Hushwing Gryff, Mercurial Pretender?
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[START OF COMBO]This combo can be formed with Wormfang Manta, Hushwing Gryff, Mercurial Pretender

Color identity: WU
Mana cost: {6}{U}{U}{U} each turn
Steps:
  1. Cast Mercurial Pretender for {4}{U}, entering as a copy of Wormfang Manta.
  2. Pay {2}{U}{U} to return it to your hand, triggering Wormfang Manta's LTB, granting you an extra turn after this one.
  3. Repeat for infinite turns.[END OF COMBO STEPS]

Result:
  - Infinite turns[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Wormfang Manta must be on the battlefield
  - Hushwing Gryff must be on the battlefield
  - Mercurial Pretender must be in your hand
[END OF COMBO PREREQUISITES]
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