The IBM PC Game 1986 NFL Challenge XOR Complete Box, Disks, Manuals, Playbook is a vintage computer game produced by XOR Corporation in 1986. This sports-themed game allows players to engage in NFL football challenges using their IBM PC. The package includes the original box, disks, manuals, and a playbook, providing a complete and authentic gaming experience for collectors and enthusiasts of vintage computing. Made in the United States, this game offers a nostalgic look into the world of sports video games from the 1980s.