In a flash of light the Keyblade is in Sora's hands. He doesn't move to attack just yet though he does jump further out of range just to be on the safe side.

"What are you doing here!" Sora yelled out to Saix though really he should know the answer to that. The dripping clothes and the proximity to the Coral should have given him that answer. It wasn't as if anyone could decide when they would end up in Vatheon it just happened.