Making sleek gradients with a pen is a method that can include a sense of realism and depth to the drawings. Layering Traces: Layering high-quality strains at various angles can produce a much more nuanced gradient. You could commence with horizontal traces, then layer with vertical or diagonal strains. https://mariomzflp.fireblogz.com/68544738/an-unbiased-view-of-how-to-draw-with-ink-pens