RedOctane stated that the Xbox 360 version of "Guitar Hero II" "planned to feature more downloadable content than any other 360 title" utilizing the Xbox Live Marketplace, including many of the songs from the original "Guitar Hero" a week after the release of the game. Four such packs have been released since April 11, 2007. Additionally, two packs featuring new content to the "Guitar Hero" series have also been released, including songs from My Chemical Romance, Protest the Hero, Trivium, and Atreyu. There have also been individual track downloads featuring songs from bands Los Rodríguez, Pleymo, and Soilwork.