To get into the crucible you'll have to edit the card to put the
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cost in the actual card description- atm it's a little confusing. Also, in your description you've written gans instead of gains. The whole ability could do with a rewrite tbh.
So from what I understand I think you're basically bestowing dive on a creature- Unupped for 2
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and upgraded for 1
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. Seems like a good idea- like Butterfly effect, but for air. Pretty balanced- I like it