Use arrow keys/WASD to move mario. 0 for editor mode Wood tiles/pipes: key 1 Solid blocks/end screen blocks: key 2 Platforming tiles: key 3 Coins/ Mario Spawn: key 4 Enemies: key 5 Clouds/Bushes: key 2 Sloping Tiles: key 7 reset level (only available in editor mode): r key level switching (only available in editor mode): l key Auto-arranging tiles available for key for wood tiles, pipes and for platforming tiles. Note: If auto-arranging is not working try pressing the q key.
in level 2, you can spot a weird bug! that you can stick to a slope! disabled crouching for now.