Guitar Hero On Tour: Decades expands the experience of Guitar Hero: On Tour by taking players through a rock-and-roll journey from todays hits back through each decade to the 1970s. Featuring gameplay input using the innovative Guitar Hero grip (sold separately)*, a range of single player and multiplayer modes, a set list of 28 master tracks and cross compatibility with the original game in the series via DS wireless functionality, it is a whole new take on the addictive and wildly popular Guitar Hero gameplay that you can take with you wherever you go.