Like a Challenge?

[Redbrickman]

This one will really give your printer a workout!

https://makerworld.com/en/models/1245228-all-in-one-test-print-mpoxde#profileId-1266555

 

[The Hat]

This one will really give your printer a workout!

The best printer workout that I can give my printers is something that I have designed myself, and even I can baffle my printers with gobbledygook..

 

[Nifty]

I've been searching for a good test print for when I swap components or filaments, but this one might be a bit too much. LOL!