Ox is an orphan of Chesterfield Group Home Orphanage and the secondary antagonist turned supporting character. He constantly enjoys bullying Calvin Cambridge and Murph. He is sad of not being adopted, his best friend is Marlon. At the end of the movie, after being insulted by Stan Bittleman again he decided to help Calvin. He is not adopted following Calvin's last game but is a lot happier because after Stan being fired, the orphanage is a better place and he is happy here.

Ox is a good basketball player.

Name Ox (probably a nickname for Oscar or Oxford who could be his last name)
Job Middle school student
Family None
Actor Jesse Plemons