Code Lyoko - Fall of X.A.N.A. (コード・リヨコ - X.A.N.A.崩壊, USA) is a Nintendo DS game released in 2008. It is based on the popular French animated television series Code Lyoko. In the game, the player takes control of the four Lyoko Warriors, Ulrich, Yumi, Odd, and Aelita, as they battle against the evil artificial intelligence X.A.N.A. and its minions in their attempt to save the virtual world of Lyoko. Players use the stylus and touch-screen controls to navigate the characters around the 3D world, battle enemies, and solve puzzles. There are four levels based on the four sectors of Lyoko, each with its own unique environment and enemies. Players must use their wits and the special abilities of each character to progress through the game and reach the final confrontation with X.A.N.A. The game also features a cooperative mode, allowing two players to join forces to play through the game. Players can also unlock bonus content such as artwork, movies, and music. Code Lyoko - Fall of X.A.N.A. is an exciting adventure game that captures the spirit of the television series and provides hours of fun for fans of the show.