Here are the details from Activision: In anticipation of the upcoming March 8 release of Relentless Reckless Forever, Finnish heavy metal gods Children of Bodom will rock fans with three tracks for the Guitar Hero Music Library this month, including early, exclusive access to “Was It Worth It,”the first single off theirforthcoming album.

Rounding out the February Mega Pack’s offerings from Children of Bodom are “Living Dead Beat,” from their fifth studio album, Are You Dead Yet?, and “Blooddrunk,” off their similarly titled 2008 album, Blooddrunk.

Returning to the Guitar Heromusic library for a second encore with three tracks in the February Mega Pack is industrial metal band and multiple GRAMMY® Award nominee Marilyn Manson.Known for their uniquely theatrical performances, the pack contains “Get Your Gunn,” the first official single off the band’s debut album, Portrait of an American Family,“Tourniquet” from their second full length studio record, Antichrist Superstarand “Coma White,” off their 1998 disc, Mechanical Animals.

For the first time since their on-disc appearance in Guitar Hero® World Tour, legendary guitarist Zakk Wylde’s band Black Label Society make their triumphant return to the Guitar Hero music library in the February Mega Pack with a trio of new downloadable songs. Players can now shred along to “Black Sunday,” “Crazy Horse,” and “Parade Of The Dead,” three tracks from their eighthstudio album Order of the Black.