Willpower or Shield Defense.
@Celestial Lord and @Celestial Lord Too
I have a kinetic\inv (Kinetic Colossus) and I'm pretty happy with him. Kinetic Melee goes pretty well with a lot of stuff.
The Porcelain God - DarkKinetics Corruptor
Meat Juice - DarkDarkSoul Brute
Pretty and Strong - Do you really have to ask?
What is a good secondary that compliments Kinetic Melee?