N2O: Nitrous Oxide is a fast-paced tunnel shooter video game released for the Sony PlayStation 1 in 1998. Developed by Gremlin Interactive, N2O pits players against swarms of alien insects within a psychedelic, neon-lit environment representative of the insides of the compound eyes of these insects. Players navigate a sleek craft through the twisting tunnels while blasting foes, collecting power-ups, and racing to the high-energy beats of electronic music band The Crystal Method. The game is known for its intense action, vibrant visuals, and adrenaline-fueled gameplay, solidifying its presence in the arcade-style shooter genre.