One-on-One Basketball for the Atari 7800 is a basketball game focusing on head-to-head matchups. While specifics about development are sparse, the game would likely feature simplified but engaging basketball gameplay, given the limitations of the console hardware.  The European and US releases indicate adaptation to different markets.  The game would probably focus on core basketball maneuvers like shooting, dribbling, and defense, aiming for a fun and accessible experience on the Atari 7800.

One-on-One Basketball (USA)

Ninja Golf (Europe)