Two of the biggest videogame brands collide with the first collaborative effort to emerge from the Activision Blizzard merger.

Available shortly as a free download, Guitar Hero fanatics with a penchant for levelling up and WoW addicts that enjoy jamming between raids, alike will be able to enjoy the release of "I Am Murloc".

The work of Blizzard's very own in-house band, Level 70 Elite Tauren Chieftain, Xbox 360 and PS3 owners can download the track from June 26th 2008.