Activision trademarks 'Sing Hero' Megapublisher's USPTO filing might be first sign of new competitor for Konami's Karaoke Revolution and Sony's SingStar series.

Prior to its dramatic exit from the music games business, Activision had a karaoke game in the works - Sing Hero. Not much is known about the game beyond its use of fan numbers as a scoring device ...

Not long ago, we mentioned how there was going to be a Guitar Hero 7, until it was killed in development by Activision. And today, we have discovered yet another spin off that never came to fruition.