Scooby-Doo - Mystery Mayhem game is a ROM you can play online within your browser. This Gameboy Advance ROM runs in our top-notch quality emulator at PlayRoms.net only. Play Scooby-Doo - Mystery Mayhem GBA game online in English USA version on your desktop, tablet, and mobile. If you liked playing this emulator then you will also be interested in similar classic titles Scooby-Doo! - Unmasked and Scooby-Doo Mystery. This free game belongs to the Funny and Anime category of online retro games.