How can you create a combo with Miirym, Sentinel Wyrm, Biovisionary, Cloudstone Curio, Xenograft?
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[START OF COMBO]This combo can be formed with Miirym, Sentinel Wyrm, Biovisionary, Cloudstone Curio, Xenograft

Color identity: GUR
Mana cost: {3}{G}{G}{G}{U}{U}{U}
Steps:
  1. Cast Biovisionary by paying {1}{G}{U}.
  2. When Biovisionary enters the battlefield, Cloudstone Curio and Miirym trigger.
  3. Resolve the Cloudstone Curio trigger, choosing to return nothing to your hand from the battlefield.
  4. Resolve the Miirym trigger, creating a token copy of Biovisionary.
  5. When the Biovisionary token enters the battlefield, Cloudstone Curio triggers, returning the nontoken Biovisionary to your hand from the battlefield.
  6. Repeat from step 1 one additional time.
  7. Repeat steps 1 though 4 one additional time.
  8. Resolve the Cloudstone Curio trigger from the Biovisionary token, choosing not to return anything to your hand from the battlefield.
  9. At the beginning of your end step, each Biovisionary triggers.
  10. Resolve the first trigger, causing you to win the game.[END OF COMBO STEPS]

Result:
  - Win the game[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Miirym, Sentinel Wyrm must be on the battlefield
  - Biovisionary must be in your hand
  - Cloudstone Curio must be on the battlefield
  - Xenograft must be on the battlefield
  - "Dragon" chosen with Xenograft.
[END OF COMBO PREREQUISITES]
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