The sorting puzzle cave "Snap-Off", demoed by Arno, is showcased on his channel.
#YesIMakeThings
https://www.youtube.com/watch?v=UczS8zOINVg

Layout of "AM23 036 victor", a runaround Boulder Dash cave.
Black - Blue - HiBlue - White
#YesIMakeThings
#ScreenshotSaturday

Layout of "AM23 060 Runaround", a puzzle-type Boulder Dash cave.
Back - DrkGrey - Cyan - White
#YesIMakeThings
#ScreenshotSaturday