That's actually really cool idea, but I don't think it would of worked, as I believe the Storm and sea snake season was planned for the 16th season battle, because that's probably one of the armies needed for the dragon form. But otherwise, this would have been crazy cool, and a great idea.
Could be kind of lloyd's spinjitzu burst, but as the water element isnt really part of the creation elements (which compose the energy element) it wouldnt make that sense for Nya to be there