The arm rotation is probably the hardest thing to learn when you are 3 beginner, but with little practice you can be a pro. Some artists especially beginner don't realize how important it is to make the proper arm rotation. It makes the charscters look more realistic. There are certain things you must know when making the arm moves, and th3t is the shoulder moves with the arm. When you draw the arm up. down, outward or inward, the shoulder moves up. down, outward and inward respectively. Please study the examples below carefully.
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