-WASD or Arrow keys to move. -Space to sprint. -Press 0 to open the world editor. -Press keys 1-5 to change world layers. (4 and 5 are above you) -In the editor, WASD or Arrow keys to scroll the menu. -In the editor, press Space to place structure tiles. -Press P to see the tile hitboxes. (Watch his tutorial to understand that stuff.) Make a remix and show your builds!