Containment 5 Kill all of the snipers in City Top 7 Black Friday Deals for Gamers. You will find a little room with odd music playing and graffiti on the walls that says things such as "The cake is a liar". Basic Science Detach security cameras from the walls. Fight the Power 10 - Shut down the supression device by disabling its generators.
Friendly Fire Beat four Portal advanced maps.
Hard to Kill 10 Accumulate total kills. After a few minutes, a demo video of one of the games will begin. All News Gaming Deals Site. When you get to level five, don't use the orange portal at all! Play the level where you face off with the laser guided robots.