IGN of reported player: Intimidate
Reason: Hack/glitch, not sure which one... but not legit at all, he couldn't die, he barely moves and he makes a ton of kills.
Proof/Evidence:
http://puu.sh/9xrKi.jpg
replay:
http://puu.sh/9xrKQ.gzr
<-- replay is short, but I expect more people to report him
Also, a minute after this guy joined the room(/server) crashed?