The luck thing was my way of simply explaining how someone so inept and stupid could survive the things he survived. Make no mistake, when faced with a horde of zombies or what have you, this guy is running for his life.
And thanks for the welcome Revan. I didn't know about the fire emblem reference, but I do know about the sword. Durandal is also the name of the murderous AI in one of Bungie's first games called Marathon. They have a thing for naming AIs after legendary swords (Like Cortana). If you ever ventured over to the mass effect cnr sub reddit you'd see I'm big into AI characters.