Sphere

Simple Sphere with Texture exercise:

Step 1: Draw a circle.

Step 2: Add lighting and shadings.

Step 3: Add Shadows.

Step 4: Add Reflected Highlight.

Step 5: Add Colors with on a new layer, with Color blending options.

Step 6: Apply texture using Warp.

Step 7: Done!

Final:

Digital Illustration: Portrait 2

Ville Valo Portrait with Light

Step 1: Find a Reference.

Step 2: Sketch with a new layer.

Step 3: Paint it.

Step 4: Remove the sketch outline.

Final:

Digital Illustration: Portrait

Megan Fox Portrait

Step 1: Find a Reference.

Step 2: Sketch above the Reference (New Layer).

Step 3: Paint below the Sketch (New Layer).

Final: