It appears that Rock Band will be coming to the next generation systems. Rock Band newest title known as Rock Band 3 last came out on 2010 which was five years ago. There was also a spinoff called Rock Band Blitz that released on 2012.
Haramonix Studios will be developing this game and there’s no word that a PC version will be happening or not. Haramonix ran a survey asking Rock Band lovers what they’d love to see and the game will be crafted after what fans want. It is also rumored that the new Rock Band will be DLC heavy. Prepare to buy and then buy again and again. YAY!
Source: Video Gamer