Wall or book case mounted medallion switch box. Find all 4 medallions and place in the sockets. When all 4 are placed, the hidden compartment opens. The art on this game can be customized to fit your room. An example of a customization is shown below. This game can be the end game reveal, or give another clue. Video shows the lock being triggered without the compartment. \n \n \n \n[embed][/embed] \n \n \n \nCustom Steampunk version \n \n[embed][/embed]