The original lid had a Text and Pentangle channel, this was to add a glowing resin, but it was too messy.
The revised lid has extruded Text and Pentangle so you can add another colour filament. maybe one that glows!
For all the other original files, see original model referred to below.
https://www.printables.com/model/29482-spell-book-jack-in-the-box
The author remixed this model.