Kisame, Gaara's sand is useless if Kisame can just absorb the chakra from it, once Kisama is fused then it's game over for Gaara.
Although Gaara gets a pretty good chance in a desert.
Kisame is more powerful then Deidara in my book so he wins this after a good fight.
It's been a long road...
Submissions can take several hours to be approved.