Yes, You can do that, and it is CURSED
Look at the top right corner
It produces item
I say, yes
Here, Keep this secret; I don't want the devs to change the URL and make the sandbox REALLY secret https://beta.shapez.io/?fullVersion=1&sandboxMode=1
It used to be https://beta.shapez.io but anyway
It is quite hard, 3 layers (RgWrRgWr:CwCrCwCr:SgSgSgSg) try rotating layers tho, i can't remember the shape 100%
Edit: I just realized it is the shape in processing upgrade tier 5