I usually set the sv_friction cvar in Quake to 6 or 8, by default it's 4 and it makes the movement feel slippery. It also has the instant airbrake when you hit

I usually set the sv_friction cvar in Quake to 6 or 8, by default it's 4 and it makes the movement feel slippery. It also has the instant airbrake when you hit the move backward button mid jump, which is useful but pretty strange.