Hanlim Gym Manga

Briefly about Hanlim Gym manhwa:

Tired of being bullied, Yeongha, the new transfer student, decides to fight back and discovers he is quite strong. Becoming the most feared guy around the school, he soon powers up to be the heavyweight champion, enjoying the esteem that comes with his new title. But his moment of triumph is cut short when Wonho Kang, the champion of PvP games, singlehandedly destroys him and his team. Determined to take back his esteemed status, Yeongha decides to join PvP games and regains his social status.