Below is a list of hackers I have come across while playing the free PC game, Cross Fire. The hackers below have used one or more of the following hacks: speed hack, gun hack, text hack, switching character hack (when the the hacker pretends to be another player), invisibility hack, etc...
Some might call this a hack, but really it is just a glitch. On a few occasions now I have been able to fall through walls. Unfortunately, I have never been able to shoot people once I am inside the walls and they are not able to see or shoot me. It is actually kind of annoying because then you have to kill your self...