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. Lv 1 easy Lv 2 easy Lv 3 hard at start but easy Lv 4 medium Lv 5 easy Lv 6 medium Lv 7 easy Lv 8 easy Lv 9 easy Lv 10 easy Lv 11 easy Lv 12 easy Lv 13 medium Lv 14 easy Lv 15 medium Lv 16 easy Lv 17 hard