Interactive display with special effects assembly

A three-dimensional display system, comprising:

• one or more first displays that are at least partially transparent;
• a second display comprising one or more light sources configured to emit light and to illuminate at least one of the one or more first displays;
• one or more special effect systems configured to release one or more special effect materials between the one or more first displays and the second display;
• one or more sensors configured to generate one or more sensor signals indicative of a presence of a user;
• and
• one or more controllers configured to activate the at least one of the one or more special effect systems based in part on at least one of the one or more sensor signals generated by at least one of the one or more sensors to cause at least one of the one or more special effect systems to release at least one of the one or more special effect materials.