An old baseball player gets another chance to live the sport he loves, but this time as a system! The son of one of Japan's greatest pitchers has a dream to follow in his father's footsteps and become a great professional, but he has a major problem, lack of talent. Follow the journey of Shun Takahashi, a young baseball player without talent who receives the old baseball player system. Hellish training, legendary skills, impossible missions, good friends, talented rivals, and maybe luck in love. Shun and the system have a complicated relationship, but they both share the same goal, to be the greatest of all time!
8 chapters so far, very good. The MC is older, 17 years old, instead of the 6 years old Kages that make up a large part of the stories. The MC doesn't have atom manipulation powers, but rather the Atomic Samurai abilities from One Punch Man and he got only once he became 17 years old.