Forum:Zombie/UFO Custom game modes

I keep seeing things along the lines of "Zombie Survival" or "UFO Hack" when I look at the custom games section of Black Ops. I have played the UFO Hack one, but noting is changed. BTW, how do you edit the values of Killstreaks (Ex. The bomb timer on the RC-XD)

--Bumblebeeprime09(Talk) 23:48, December 7, 2010 (UTC)