How can you create a combo with Zinnia, Valley's Voice, Cloudstone Curio, Ashnod's Altar, Crookshank Kobolds?
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[START OF COMBO]This combo can be formed with Zinnia, Valley's Voice, Cloudstone Curio, Ashnod's Altar, Crookshank Kobolds

Color identity: URW
Mana cost: {2}
Steps:
  1. Cast Crookshank Kobolds by paying {0}, plus an additional {2} for its offspring cost.
  2. When Crookshank Kobolds enters the battlefield, it and Cloudstone Curio trigger.
  3. Resolve the Cloudstone Curio trigger, returning nothing from the battlefield to your hand.
  4. Resolve the Crookshank Kobolds trigger, creating a token copy of it that is 1/1.
  5. When the Crookshank Kobolds token enters the battlefield, Cloudstone Curio triggers, returning the nontoken Crookshank Kobolds from the battlefield to your hand.
  6. Activate Ashnod's Altar by sacrificing the token Crookshank Kobolds, adding {C}{C}.
  7. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite leaves the battlefield
  - Infinite enters the battlefield
  - Infinite sacrifice triggers
  - Infinite death triggers
  - Infinite storm count[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Zinnia, Valley's Voice must be on the battlefield
  - Cloudstone Curio must be on the battlefield
  - Ashnod's Altar must be on the battlefield
  - Crookshank Kobolds must be in your hand
[END OF COMBO PREREQUISITES]
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