Sewer Shark for the Sega CD is an on-rails full-motion video (FMV) shooter game released in 1992. Players take on the role of a rookie pilot navigating hazardous sewer tunnels, infested with mutated creatures. The fast-paced action is enhanced by digitized video streams showing the tunnels and enemies, with live-action cutscenes. Gamers must respond quickly, shooting enemies and obstacles while managing their craft's speed and direction. The game's cinematic approach was innovative for its time, blending interactive gameplay with the feel of a sci-fi B-movie.