My PFS bloodrager I'm in the process of leveling now.
Demon-spawn Tiefling Bloodrager (Bloodline: Abyssal) (alternate racial traits: Frindish Sprinter, Maw)
Traits: Armor Expert, Focused Mind
It's Weird that I came across this I've been working on a this build myself
Human (Duel Talent alternate racial traits)
Traits: Anatomist, Obervant (perception)