
Portal: Still Alive is coming to Xbox Live Arcade this year as announced by Microsoft at E3 2008 during their Pre-E3 Press conference.
Portal: Still Alive will feature the entire award-winning original Portal single-player game from The Orange Box, as well as an all-new Challenge Mode.
Designed to change the way players approach, manipulate and surmise the possibilities in any given environment, Portal has earned more than 70 industry honors for its innovative gameplay, with more than 30 Game of the Year Awards. Solve physical puzzles and challenges by opening portals to maneuvering objects, and yourself, through space.
GLaDOS has some cake to share with you - on Xbox Live Arcade in this announcement video.