use e to toggle editor mode to choose a kind of brush use keys 1-3. + is a tile in the same tile group as tile being checked 0 is an empty tile # is a solid tile _ is used to represent a tile that doesn't need checking. * can be a solid tile or a tile in same tile group - is a tile not in the tile group Use WASD or arrow keys to move in editor Pls remix when creating levels. And post your remixes in the comments. I'll love to see your levels!