"XIII: The Conspiracy" is a first-person shooter video game released in 2003, developed by Ubisoft and based on the Belgian comic series of the same name. Players assume the role of an amnesiac protagonist, known only as XIII, who must uncover his identity while navigating a conspiracy involving a presidential assassination. The game features a distinctive cel-shaded art style, which gives it a unique visual appeal. The gameplay combines action and stealth elements, allowing players to use a variety of weapons and gadgets. Set in a richly detailed world, players encounter various characters, including allies and enemies, as they piece together clues about their past. The game received praise for its engaging story and innovative graphics, becoming a cult classic among fans.