Thank you!
I didn't actually notice the idea was similar to N-step-steve until after I started prototyping lol, but it was definitely one of the inspirations even if I didn't realise at first!
The top right is indeed the level number, which is also counting down to fit the theme (so 5 would be level 8/12).
Sorry about the undo still being a bit buggy, but that's just how it is with jam games sometimes :)