A cover for the MasterLiquid Atmos CPU Cooler pump that gives the impression of a skeleton emerging a hole. 
The skeleton's head and hands are movable and come from this design:
https://www.printables.com/model/586334-poseable-skeleton

Hole/background was created in Hueforge. Printing instructions:

Print at 100% infill with a layer height of 0.04mm with a base layer of 0.16mm

Filaments Used:
PLA PolyLite Black Transmission Distance: 0.3
PLA ABC Eco Grey Transmission Distance: 5
PLA Plastspaw Light Grey Transmission Distance: 7
PLA Sunlu Meta White Transmission Distance: 12

Swap Instructions:
Start with Black
At layer #10 (0.52mm) swap to PLA ABC Eco Grey
At layer #20 (0.92mm) swap to PLA Plastspaw Light Grey
At layer #28 (1.24mm) swap to PLA Sunlu Meta White for the rest.

Have Fun!