Traveling with his friends Scooby Doo discovered a mysterious abandoned castle. Of course our heroes could not pass by him and decided to enter the castle and investigate it. We are in the game Scooby-Doo! and the Great Blue Mystery, join them in this. Walking through the halls of the castle, they discovered hidden doors, leading it is not known where. All of them had locks. To open them you need to solve certain puzzles. This is what we are going to do with you. Before you will be seen figurines. After a while, several of them will light up in a certain sequence. You will have to memorize this sequence and click on these buttons. If you did everything right, the castle will open and you will move to another level.