Four guys with guns trumps ufc champion any day. Sucks for shogun, I don't care who you are that's scary shit.
I'm all for keeping a firearm on yourself for protection, but A: robbers clearly aren't rational, and B: there is nothing in my pockets worth killing/being killed over. If they ask for my wallet, they can have it... I'm only using my firearm to protect my life, not my stuff.