1. Prepare painting materials: such as pencils, paper, pigments, canvas, palette, brushes, etc.
2. Outline sketch: Draw the outline of Megalodon gently on paper with a pencil.
3. Fill in the details: on the basis of the outline, fill in the details of the shark with paint or pencil.
4. Add a background: Choose a suitable background.
5. Refine the details: make necessary modifications and improvements.