>>16038619 (OP)if you draw two shapes above and below eachother and draw lines going down from their verticles. then erasing the lines on the inside you can create a basic 3d shape. then you should learn how to make cubes, and learn how to rotate them. do this and you wont be stuck in the 2d world anymore. if you learn shading (shading is dark and mysterious but try practice by shading fabric and round objects like spheres and clouds)
its also crucial that you learn youtube tutorial they will try to get you to draw troonslop but they have vital information. also its vital to learn how to have a steady hand if everything you draw is super scribbly then you can practice by drawing curvy objects. if you can draw fire without messing up your hand is steady.
also you must keep drawing you have an adhd moment and give up you lost. the only way to be a bad artist is to quit drawing. also use a pencil and paper (NO COLORING)