 Ahead of Activision 's 2010 fourth quarter financial report in February 2011 , Activision disbanded its Guitar Hero business unit and announced that it would cease development of the planned 2011 Guitar Hero game . Activision cited " continued declines in the music genre " to explain its decision . The closure also affected the DJ Hero series , as Activision stated that there were no plans to publish a music game during 2011 . Activision 's vice president Dan Winters later clarified that the company was " just putting Guitar Hero on hiatus " and that they were " just not making a new game for next year , that 's all " . 
