The following are possible steps for drawing a Berber lion:

1. Prepare the necessary tools, including pencils, sketch paper, paints, brushes, etc.

2. Gently draw the outline of the Berber lion on the sketch paper, including the body, legs, tail and head.

3. Based on the relationship between light and shadow, strengthen the outline of the lion to make the picture more three-dimensional.

4. Use paint and paint it with the corresponding color according to the color of the lion, paying attention to maintaining a certain relationship between light and shadow.

5. After the color dries, you can use dark paint to outline the outline and other details of the lion to enhance the three-dimensionality and details of the picture.

6. Finally, review the picture and modify and improve the areas that need adjustment until you are satisfied.

The above is a possible painting method. The specific painting method can be adjusted according to personal preferences and creative style.