Welcome to Smogon! Take a moment to read the Introduction to Smogon for a run-down on everything Smogon, and make sure you take some time to read the global rules.
Gun6
Quanyails
DougJustDoug
Wobblebuns
Blue Frog
paintseagull
TeamNormalizer
I tried to vote for the designs that had the most fun/interesting concept, while still plainly being able to see the Fire/Water typing, and I think every one of these designs pull that off.