Unreal Tournament 2004, also known as UT2K4 and UT2004, is a futuristic first-person shooter computer game developed by Epic Games and Digital Extremes. It is part of the Unreal series of games and is the sequel to 2002's Unreal Tournament 2003 and the original Unreal Tournament. Among significant changes to gameplay mechanics and visual presentation, one of the major additions introduced by Unreal Tournament 2004 is the inclusion of vehicles and the Onslaught game type, allowing for large-scale battles.[3] The game features all or most of the content of its predecessor, replacing it on the shop shelves.Unreal Tournament 2004 Codes,Unreal Tournament product key, Unreal Tournament 2004 boxes sold in the United States include a $10 mail-in rebate requiring that a short form be completed and sent to the publisher along with a copy of the manual cover for Unreal Tournament 2003. Versions sold in the United Kingdom had a similar offer, but required sending in the play CD for Unreal Tournament 2003 instead. On February 11, 2004 a playable demo was released for multiple platforms, including Windows, Mac OS X, Linux on x86-32 (February 13, 2004) and Linux on x86-64 (February 15, 2004). An updated demo version, including all the bugfixes from official patches and some original content, was released on September 23, 2004. Unreal Tournament 2004 was released on March 16, 2004 for the PC (Linux x86-32/x86-64 and Windows), the Mac OS X version (DVD only) followed on March 31, 2004. The version for Windows x86-64 was released as a downloadable patch on October 1, 2005. At release consumers could purchase the game on CD, or a limited-time special edition DVD version that came with a Logitech microphone-headset and a second DVD filled with video-tutorials on how to use the included UnrealEd. A single DVD version with neither microphone nor tutorials was also released in Europe.key for Unreal Tournament,Unreal Tournament unlock. The CD version of the game came on six discs. On April 13, 2004, Unreal Tournament 2004 was re-released as a special edition DVD. In summer 2004, Epic and Atari, in collaboration, released an XP Levels downloadable mappack, which included two new Onslaught maps, ONS-Ascendancy and ONS-Aridoom.[7] The pack is free for download and use on any system capable of running the game. On September 21, 2004, Atari released in stores the "Editor's Choice Edition" of Unreal Tournament 2004 which adds 3 vehicles, 4 Onslaught maps, and 6 character skins to the original game, and also contains several mods developed by the community as selected by Epic Games. This extension (excluding mods) was released as a Bonus Pack by Atari on September 23, 2004, and is available for free download. In December 2005, the Mega Bonus Pack was released online by Epic games,Unreal Tournament 2004 Keys, which included several new maps, along with the latest patch and the Editor's Choice Edition content. In November 2006 Unreal Anthology was released which bundles Unreal Gold, Unreal II: The Awakening, Unreal Tournament (Game of the Year edition), and Unreal Tournament 2004. On March 17, 2008 the game was released standalone and as part of the Unreal Deal Pack on Valve's digital distribution service Steam, followed later in the year by the 'Editors Choice Edition'[8] on GOG.com