W.I.T.C.H. is a platform game for the Game Boy Advance, released in Europe in October 2005 by Disney Interactive and in North America nearly a year later, in September 2006, through Buena Vista Games. The game starts with Hay Lin, one of the five main protagonists, having a vision. The W.I.T.C.H. Guardians Will, Irma, Taranee, Cornelia and Hay Lin embark on a mission to defeat the series' antagonist, Prince Phobos.