Instructions in game, in the level editor, click 1 for a hazard, for ground, 3 for wall, and 4 for clear. Press save game to get a save code, click load game and type in the save code to resume your game. Enable turbo mode for a harder game!
If lag play here: https://phosphorus.github.io/app.html?id=199871621&turbo=false&full-screen=true
