123 to switch Layers 0 to go to building and you can switch layers only if you hit 0 wasd to move hold space when your putting tile down warning if you hit the green flag it will delete your level if you hit e on the grass you can click on your tiles and delete it layer 1is behind you and layer 2 is behind you and layer 3 is in front of you
thanks to griffpatch early access (: i hope you like it