Crysis Warhead is a first-person shooter developed by Crytek's Budapest studio, and published by Electronic Arts for the PC.

April 9, 2009: The Crysis franchise has announced the release of a three-game package, which will include Crysis, Crysis Warhead and Crysis Wars. The set will be released on May 5, 2009, and will retail at $39.99.GameSpy: Crysis: Maximum Edition (PC)

Crysis Warhead is a parallel story to that told in the original Crysis game. This episode follows Sergeant Michael 'Psycho' Sykes on his adventures on the other side of the island.IGN: Crysis Warhead Preview (June 25, 2008) The story follows same timeline as the original game, so events eventually sync up and create a synergy between the two gameplay experiences.

Warhead continues the action-packed first-person gameplay of the original Crysis, with new fully customizable weapons and powers to use in your nanosuit. New vehicles such as a scouting vehicle and an armored personnel carrier are also introduced.1up.com: Crysis Warhead Preview (June 25, 2008) In keeping with the more aggressive personality of Sergeant Sykes, this game's focus is more on adrenaline-fueled action within the familiar open world Crysis.IGN: Crytek Announces Crysis Warhead (June 25, 2008)

Many enhancements have been added to the much-touted CryEngine 2 system engine, from beefed-up artificial intelligence to better particle effects and lighting. It will be optimized to accommodate lower-end computers, as well as adding features for the higher-end of the PC spectrum.IGN: Crysis Warhead Preview (June 25, 2008)