DJ Hero is more than just a trademark to Activision, it's an actual game, according to an anonymous source speaking to MTV News. There's very little other information to go around at this point, only that the mash-up mechanic is proving to be a "licensing nightmare" for Activision, which, thanks to the Vivendi merger, now has access to the Universal Music Group.

It could be great news for music game fans who're in the mood for something a little different, and terrible news for Konami, which must be having the worst case of deja vu.

This article was originally published on Joystiq.