The official website has published a new image from the 3rd season of the One Punch-Man anime . However, the character Child Emperor (Isamu) gained prominence in the image.

Isamu (イサム), better known by his hero name Child Emperor (童どう帝, Dōtei), was the S-Class, Rank 5 professional hero of the Hero Association, and was also the youngest of them all. He has his own laboratory in Y-City. After the battle against the Monster Association, Isamu begins to lose trust in adults (especially those in Class S) due to their prideful nature and lack of cooperation.
Anime production:
- Composition: Tomohiro Suzuki
- JCStaff animation studio (Toradora!)
- Character Designer: Kubota Sei, Kuroda Shinjiro, Shirakawa Ryosuke
- Music: Makoto Miyazaki
One Punch Man Synopsis:
The plot revolves around Saitama, an ordinary man who decides to train to become a superhero, so he goes on a quest to save people from monsters and other threats that arise. He has become so strong that he always ends his fights in a few seconds, throwing just one punch. However, due to his overwhelming strength, Saitama has become bored and is constantly trying to find stronger opponents who can fight on equal terms against him.
Finally, the first season of the anime One Punch-Man premiered in 2015, directed by Shingo Natsume by the studio Madhouse (Hunter x Hunter). Furthermore, the second season premiered in January 2019, containing 12 episodes.
Source: Official Website