Moving:Arrow Keys or WASD,while on platform you can press down arrow to go through the platform.You can press down to crouch.If stuck underneath a block it pushes you back where you came from. You can stomp on koopas and kick the shell to take out enemies faster. Editor mode:Press 0 to go into editor mode.R to reset level.L to save level. Tile selection:Press 1 for tube blocks,press 2 for special blocks,press 3 for blue and orange platforms,press 4 for coins and spawn point,press 9 for enemy,power ups, and Endbox,press q for auto arrange(only works for some blocks),press e to select the block/enemy your cursor is on. Goal:Try to get to the endbox at the end of the map(once you reach there it takes you to the next level) Updates: 0.6v (released not finished version) 0.65v(grassy slopes) 0.67v(added crouching) 0.77v(Piranha plants) 0.83v(Koopa and koopa shells) 0.90v(Mini Mario) 1.0v(Fire Mario and fireballs)
Tutorial from @griffpatch Thumbnail needed