XIII (pronounced: Thirteen) is a first-person shooter video game, developed by Ubisoft. It was released for the Xbox, PlayStation 2 and Nintendo GameCube consoles and the Microsoft Windows and Mac OS X operating systems. The game is based upon the 1984 Belgian XIII comic book series.
XIII was developed and published by Ubisoft and released on November 18, 2003. The game was published for Mac OS X by Feral Interactive  and the Windows DVD version has recently been re-released in the UK under the Sold-Out Software budget games label.