The words 'damn' and 'hell' can be heard occasionally in the dialogue. Robot droids can also be destroyed for example in one boss battle players must defeat a robot by throwing small bombs. Players use a 'portal gun' to open transportation gateways, and throughout the game they must avoid hazards such as stationary gun turrets, toxic substances, poisonous gas, giant pistons - some sequences are accompanied by realistic gunfire. The game is an action-adventure puzzle game in which players must navigate through post-apocalyptic environments and solve physical puzzles. With more twists and turns than ever before, Portal 2 is sure to keep you entertained for hours on end. In this sequel, you'll team up with a new robot friend to take on puzzles created by the diabolical A.I., GLaDOS. * Editing Tools: Portal 2 editing tools will be included.If you enjoyed the first Portal game, then get ready for an even more challenging and fun experience with Portal 2. * Massive sequel: The original Portal was named 2007's Game of the Year by over 30 publications worldwide. * Advanced physics: Allows for the creation of a whole new range of interesting challenges, producing a much larger but not harder game. * Complete two-person co-op: Multiplayer game featuring its own dedicated story, characters, and gameplay. * Extensive single player: Featuring next generation gameplay and a wildly-engrossing story. Success will require them to not just act cooperatively, but to think cooperatively.

This new mode forces players to reconsider everything they thought they knew about portals. The game’s two-player cooperative mode features its own entirely separate campaign with a unique story, test chambers, and two new player characters. Players will explore never-before-seen areas of the Aperture Science Labs and be reunited with GLaDOS, the occasionally murderous computer companion who guided them through the original game.

The single-player portion of Portal 2 introduces a cast of dynamic new characters, a host of fresh puzzle elements, and a much larger set of devious test chambers. Portal 2 draws from the award-winning formula of innovative gameplay, story, and music that earned the original Portal over 70 industry accolades and created a cult following.

Portal 2 for free mac