The Game Factory has released a trailer for Code Lyoko, a Nintendo DS game based on the popular 3D animated action-adventure television series about a group of students who uncover a parallel universe called Lyoko inside a super-computer that is threatened by a virus that could destroy the universe. Four ordinary students, Jeremy, Odd, Ulrich and Yumi, must help a virtual humanoid creature named "Aelita" to stop rogue computer XANA's latest attack on their real world.