NOTICE: Activation key must be used on a valid Steam account. Requires internet connection. About the game Designed specifically to take advantage of the latest technologies Tomb Raider: Underworld represents a new advancement in exploration-based gameplay. As fearless adventurer Lara Croft explore exotic locations around the world, each designed with an incredible attention to detail resulti… ng in breathtaking high-definition visual fidelity that creates a truly believable world and delivers a new level of challenge and choice. For generations, stories have been told of the fearsome weapon of the Norse god Thor. Legend holds that he who wields the hammer has the power to smash mountains into valleys and the strength to destroy even the gods. For more than a thousand years it has existed only as a myth... until now.In an ancient ruin on the floor of the Mediterranean Sea, Lara Croft uncovers proof of the Norse underworld and the mythical hammer. As she attempts to unravel the secrets behind these myths, Lara's perilous journey leads her toward a forgotten power that, if unleashed, could lay waste to all civilization. Key Features Master your surroundings: Reach new heights with the broadest range of acrobatic abilities and utilize objects within the environment to uncover new paths to explore. Explore epic and unknown worlds: Discover ancient mysteries of the underworld hidden within the coast of Thailand, frozen islands of the Arctic Sea, the jungles of Mexico, and more. What Can Lara Do?: Lara's skill-set has been drastically expanded to incorporate actions you would expect of a fearless, athletic adventurer. Lara now performs 1700 moves and is a far more intuitive character to control. Treacherous and unpredictable challenges: Each level is an elaborate multi-stage puzzle masked within an interactive environmental playground offering more flexibility over how the area is solved. New range of combat options: Choose to pacify or kill, target multiple enemies at once with the new dual-target system, and shoot with one hand while suspended with the other. New state-of-the-art gear: Utilise the latest technology in Lara's upgraded inventory to navigate the world including: - Sonar map: A revolutionary new tool that emits an active sonar ping to create a 3D image of Lara's surroundings, perfect for uncovering hidden items and locations. - Multi-purpose grapple: A claw-like device with a high-tension cable designed for climbing, rappelling, performing wall runs and manipulating objects within the environment. - All-terrain motorbike: Built to handle everything from the jungles of Mexico to the icy glaciers of the Arctic. System Requirements Windows - Minimum OS: Microsoft Windows XP (admin rights required)/Microsoft Windows Vista (admin rights required) Processor: Intel Pentium 4 3+GHz or AMD Athlon 2.5+GHz Memory: 1GB (Windows XP) / 2GB (Windows Vista) Graphics: NVIDIA GeForce 6 series 6800GT (or better) / ATI 1800XT (or better) Sound: DirectX® 9.0c compatible sound card and drivers Hard Drive Space: 8 GB Free Space Controller: Microsoft Xbox360 Controller Windows - Recommended OS: Microsoft Windows XP (admin rights required)/Microsoft Windows Vista (admin rights required) Processor: Intel Core 2 Duo 2.2 GHz or Athlon 64 X2 4400+ Memory: 2 GB system memory Graphics: NVIDIA GeForce 9800 GTX or ATI HD4800 Sound: DirectX® 9.0c compatible sound card and drivers Hard Drive: 8 GB free Space Input Devices: Microsoft Xbox 360 Controller Tomb Raider: Underworld © Square Enix Limited 2010. SQUARE ENIX and the SQUARE ENIX logo are registered trademarks or trademarks of Square Enix Holdings Co., Ltd. Developed by Crystal Dynamics Inc. Tomb Raider, Tomb Raider: Underworld, Crystal Dynamics, the Crystal Dynamics logo, Eidos and the Eidos logo are trademarks of Square Enix Limited. All rights reserved.