Activision's announced Soundgarden's new album, Telephantasm, will be day one DLC for Guitar Hero: Warriors of Rock.
The 12-song album will also be included in the game's intital 1 million units being shipped by the publisher at launch in the US, one whole week before the album's retail release.
"We're extremely excited to be collaborating with Soundgarden on this monumental moment in their music career," said VP of music affairs for GH, Tim Riley.
Telephantasm: A Retrospective will be released on October 5 and includes tracks from previous albums, including the song Black Rain which was originally slated for the album Badmotorfinger, but didn't make the final cut.
Guitar Hero: Warriors of Rock releases for PS3, Xbox 360 and Wii on September 28.