Originally posted by KamikazeKory
I'm pretty sure it's not a glitch because since your not holding a weapon, you're able to run fast that's it. Also if it was a glitch it wouldn't have a separate sound for when you punch people with it.
hahaha, you're probably right. Its more like the boost on predator missles - its just something which people dont really use, but if you do use it, it can be really funny :p