Just need steam :) if u have nvidia u can get
Portal / HL2:DM / HL2: Lost Coast / Peggle Extreme for Free
Why they had to put crappy games :(
Heres the site http://www.steampowered.com/nvidia/
PS: Not the full game for Portal <- i think is a demo..?
but atleast got HL2:DM... is a great MP game.

