NFL 2K1, developed by Visual Concepts, is a sports simulation video game released for the Sega Dreamcast in 2000. As the second installment in the NFL 2K series, it delivers an immersive football experience, offering players a wide range of teams and strategies reflective of the National Football League. With its advanced AI, realistic physics, and high-quality graphics for its time, NFL 2K1 also popularized online multiplayer gameplay for console sports games, allowing gridiron enthusiasts to compete against others via the Dreamcast's Internet capabilities.