Bug! brings a 3D world to the Sega Saturn. The main character, Bug, is a green bug with a cartoon look. As the story goes, Bug is an actor who has just been cast in a new action film called Bug!. The complete game is a movie that you are acting in and your success in each level will determine the movie's success. Some of the supporting actors in your movie include: Bee-52, Daddy-O-Long-Legs, Fire Ant, and the main enemy, Queen Cadavra. Take Bug through six island kingdoms and 18 levels of action. Each kingdom has three levels and an end boss. Your two forms of attack are the butt bounce and zap attack. At the end of some levels new attacks, such as spit, can be obtained.