How can you create a combo with Inalla, Archmage Ritualist, Cloudstone Curio, Great Whale, Xenograft?
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[START OF COMBO]This combo can be formed with Inalla, Archmage Ritualist, Cloudstone Curio, Great Whale, Xenograft

Color identity: UBR
Mana cost: {1}{U}
Steps:
  1. Activate up to seven lands by tapping them, adding at least {4}{U}.
  2. Cast Great Whale by paying {5}{U}{U}.
  3. When Great Whale enters the battlefield, it, Cloudstone Curio and Inalla trigger.
  4. Resolve the Cloudstone Curio trigger, returning nothing to your hand from the battlefield.
  5. Resolve the Great Whale trigger, untapping up to seven lands.
  6. Activate up to seven lands by tapping them, adding at least {4}{U}.
  7. Resolve the Inalla trigger, causing you to pay {1} to create a token copy of Great Whale with haste.
  8. When the Great Whale token enters the battlefield, it and Cloudstone Curio trigger.
  9. Resolve the Cloudstone Curio trigger, returning the nontoken Great Whale to your hand from the battlefield.
  10. Resolve the Great Whale trigger, untapping up to seven lands.
  11. Repeat.[END OF COMBO STEPS]

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

Other prerequisites:
  - Inalla, Archmage Ritualist must be on the battlefield or in the command zone
  - Cloudstone Curio must be on the battlefield
  - Great Whale must be in your hand
  - Xenograft must be on the battlefield
  - You control up to seven lands that can tap to produce at least {4}{U}.
  - "Wizard" chosen with Xenograft.
[END OF COMBO PREREQUISITES]
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