Gotta go with the pudgy king of electricity himself:

#181 Ampharos
Pudgy? King of electricity? Remind you of anyone?

Honorable mention goes to the octopus who can use fricken Flamethrower of all moves:

#224 Octillery
I mean, what's more badass than an octopus who can shoot flames from his beak? Plus, you gotta love the portmanteau of the words "octopus" and "artillery".
Badass? Shoots flames from his... ...Never mind, let's not go there.
