Chapter 1: The Museum Opening

The Mystery Inc. gang must save Coolsville from an attack of their past monsters brought to life by an evil masked figure who is practically hellbent on trying to take down the gang.

I own neither RWBY or Scooby Doo, and I am doing Monsters Unleashed first for a reason. Trust me. It's easier for me to start with Monsters Unleashed and then eventually do the 2002 movie Monsters Unleashed is a sequel to.