Two video games loosely following the plot of the film were on the PC and a 2D beat-em-up platformer on the GBA game. In both. Scooby Doo 2: Monsters Unleashed focuses on the second movie, currently playing in theatres. I can attest to the game lacking majorly in many areas. The Mystery, Inc. gang returns for an eerie new game based on the live action movie, Scooby-Doo 2: Monsters Unleashed. When a pair of. Play Scooby-Doo! 2: Monsters Unleashed game online at Arcade Spot. Scooby-Doo 2: Monsters Unleashed is a video game developed by THQ, and released for the PC and Gameboy Advance in to conincide with the realese . Metacritic Game Reviews, Scooby-Doo 2: Monsters Unleashed for PC, The Mystery, Inc. gang returns for a creepy new game based on the live action film sequel. adopteesofcolor.org: Scooby-Doo 2:Monsters Unleashed: Video Games. by THQ (PC Games). out of 5 stars . Scooby Doo Two: Monsters Unleashed - PC. THQ. The storyline of "Scooby-Doo 2: Monsters Unleashed" for Game Boy Advance and PC matches the movie plot, with characteristic Scooby humor and varied.