Includes: Crysis Crysis Warhead This epic story thrusts players into an ever-changing environment, forcing them to adapt their tactics and approach to conquer battlefields ranging from newly frozen jungle to zero-gravity alien environments. Full-featured multiplayer that includes Crysis Wars, an expanded new multiplayer experience with new online modes and 21 maps including seven all-new maps to battle it out against other players. Features Crysis Adapt to Survive - An epic story thrusts players into an ever-changing environment, forcing them to adapt their tactics and approach to conquer battlefields ranging from newly frozen jungle to zero-gravity alien environments. Suit up! - A high-tech Nanosuit allows gamers to augment their abilities in real time on the battlefield. Players can choose to enhance their speed, strength, armor and cloaking abilities to approach situations in creative tactical ways. Customizable Weaponry - A huge arsenal of modular weaponry gives gamers unprecedented control over their play style. Blow the opposition away with experimental weapons, discover alien technology and utilize custom ammunition from incendiary-tipped rounds to tactical munitions that can silently put foes to sleep. Veni Vidi Vici - Lifelike enemy AI challenges players to assess a situation and approach it strategically. It isn't about having the fastest trigger finger — players are challenged to be proactive in the fight, not reactive. Zero-G Gameplay - Battle a horrifying alien species in a true Zero-gravity environment, where physics change everything as players must adapt to moving in Zero-G and contending with the recoil from their weapons and more. Next-Generation Graphics - Built from the ground up using Crytek's proprietary CryENGINE 2™, Crysis' visuals define "state of the art, " with full DX10 support and scalable options to deliver solid performance on older machines. Open, Physicalized World - Choose your own path through the open world of Crysis, destroying obstacles, driving vehicles from VTOL's to boats and using the environment itself against your enemies. Bring it Online - Full-featured multiplayer for up to 32 players with real-time armor and weapons customization. For a pure adrenaline fix hit the Instant Action button, or prepare yourself for the all-new multiplayer PowerStruggle mode that combines economy and vehicle warfare, alien technology and ranking, all wrapped in a strategic objective-based experience. Crysis Warhead Pulse-racing new installment from 2007's PC Game of the Year*: Play as Sergeant Sykes and experience a whole new side of the battle. A standard combat mission behind enemy lines becomes critical when you discover your enemies have captured something of vital importance to the ensuing war. It's down to you to retrieve the cargo, at any cost. More explosive and dynamic minute to minute game play: new customizable weapons, new vehicles, new photorealistic locations to explore, and a fully interactive war zone to dominate. Enhanced human and alien AI: Intelligent enemies, bigger challenges, and all-new ally squad support. Includes Crysis Wars®, an expanded new multiplayer experience with new online modes and 21 maps including seven all-new maps to battle it out against other players. Crysis Warhead is a standalone release and does not require ownership of Crysis to play.