I wanted a Halloween decoration for my room, and I have been playing a lot of Minecraft recently, so I designed a Minecraft lantern in Fusion 360. Inside, you can put any kind of light (I used an Aliexpress neopixel ring), and the white panels will diffuse the light.
 

Print Settings

Nozzle Size: 0.2mm

Infill: 10%

Supports: on (at least for Lid)

Elegoo Black PLA for Lid and Base

Elegoo White PLA for Panels