Lethal Weapon ROM Download for Nintendo (NES) on Emulator Games. Play Lethal Weapon game that is available in the United States of America (USA) version only on this website. Lethal Weapon is a Nintendo emulator game that you can download to your computer or play online within your browser. You can also download free ROMs such as Spider-Man - Lethal Foes, Lethal Enforcers and Lethal Enforcers II - Gun Fighters as shown below. Lethal Weapon works on all your devices in high quality.