King's Knight ROM Download for Nintendo (NES) on Emulator Games. Play King's Knight game that is available in the United States of America (USA) version only on this website. King's Knight 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 King's Quest V, Knight Rider and King's Knight [T-French] as shown below. King's Knight works on all your devices in high quality.