One-On-One Basketball is a sports title that was released for the Atari 7800 platform. It is a basketball simulation game where players can take control of one of two legendary basketball players: Julius Erving or Larry Bird. The gameplay features a half-court setting with the objective to outscore the opponent in a one-on-one basketball match. The game was notable for its time due to the use of actual athlete likenesses and for capturing the essence of a true basketball duel. This Atari 7800 title provided fans of the sport with a fun and competitive gaming experience upon its release in the late 1980s.