The Guitar Hero Mix & Match Mini Duets Feedback Effervescence & Frydaze Boltz is an action figure set featuring characters from the popular Guitar Hero franchise. These mini figures allow fans to mix and match different characters to create their own unique duets. The Hero character included in the set provides an element of excitement and heroism to the gameplay, making it a fun and engaging toy for Guitar Hero enthusiasts. Perfect for collectors or kids who love imaginative play, these mini figures bring the Guitar Hero world to life.