The infamous Invisibility Cheat, every has heard of it. You will need a monitor that has the Degauss option. You must turn your gamma and contrast to max. Once you have selected your team, don't choose a skin. Open the console and type: exec invis 0.97521. Then open your monitor controls and degauss your monitor continuously for one minute. Now choose a skin and immediately run at the enemy. DO not stop deagussing. You should see the monitor change colors several times and then you will be invisible. WooHoo!