Although Portal was just a simple story of a girl and her cake, it was one of the most memorable gaming experiences of the generation thus far. Its sequel goes into more ambitious territory, and we chatted with writer Erik Wolpaw about the co-op and how Portal 2 ties into the greater Half-Life universe. Finally, find out more about how the newly announced PS3 version benefits from SteamWorks integration.
Portal 2 is the sequel to 2007's Game of the Year and draws from the award-winning formula of innovative gameplay, story, and music that earned the original over 70 industry accolades. Features single and multiplayer co-op modes.