This was my day 3: https://keveatscheese.itch.io/rural-blackout-day-3

Here’s Budget Doom: https://overshock-games.itch.io/budget-doom

those are really cool projects!
check out also my day3 submission: https://tremorlives.itch.io/cute-parachute-guy

https://itch.io/jam/day-3/rate/2191713
Heres the one I worked on. You use the tools to paint on the canvas and build up a dungeon that (hopefully) you will be able to play in the full build! A bit messy though and semi complex