Dance Dance Revolution ULTRAMIX 4 Bundle is a rhythm game that challenges players to dance and press arrows on a pad in sync with music.
The game's story revolves around the characters from the previous games, including Billy Hockley and his friends. Players take on the role of a new character who must dance their way through various levels to rescue these characters from an evil alien invasion.
Gameplay involves dancing to popular songs, with arrows appearing on the screen that players must press in time with the music. The game features a variety of modes, including a career mode where players can compete for high scores and a multiplayer mode where players can challenge friends.
The Dance Dance Revolution ULTRAMIX 4 Bundle was released exclusively on the Xbox console on 1 November 2006.