The third season of the "One-Punch Man" anime will premiere in October. A new key visual featuring Saitama and other heroes has been released, along with the first promotional video. A music festival celebrating the anime's 10th anniversary is planned, with pre-sale tickets available. New merchandise commemorating the anniversary is also in development. The series follows Saitama, a hero who defeats any enemy with a single punch.
Source: natalie.mu