Bad Mojo is a puzzle video game by Pulse Entertainment, released in 1996. The player is cast as Roger Samms, an entomologist planning to embezzle money from a research grant to escape his sordid life above an abandoned bar. An accident with his mother's enchanted locket unleashes the bad mojo, turning him into a cockroach. The storyline in Bad Mojo is loosely based on Franz Kafka's The Metamorphosis. In the game, the cat's name is Franz and the main character Roger Samms is a play on the lead character in Metamorphosis (Gregor Samsa).The gameplay consists of guiding the cockroach through a series of puzzles.