Used basic_ink_tilt_20 (with opacity set to ~10%) to sketch and paint_texture_dirty for the basic shadows. On the background just played with the fill and gradient tools.

Sketched with sketch_ink_small.

Painted with texture_paint_chalk.

Painted using texture_paint_chalk preset with about 50% opacity.

Painting of a picture my brother took in Luanda (Angola).

I used the texture_paint_dirty and the fx_glow_screen to paint the city lights.

Used the texture_paint_chalk to paint the king and the texture_paint_dirty for the background.

Painted with texture_paint_chalk. The rain was painted with basic_ink_05 and then the 'Motion Blur' filter was applied to the rain layer (actually there a few copies shifted and rotated), to provide a sense of velocity. On the shield I used Curve_recurvy preset and also applied the blur effect.

Used texture_paint_chalk, texture_paint_floor, texture_paint_dirty and pencil_hb.

I used Texture_dirty and Pencil_HB brush presets for painting this one.

Drawn with the Hatch_noise brush preset.

I used the Hatch_noise brush preset.

Just a quick study of light using this scene from the movie Sucker Punch.

Painted with Texture_paint_chalk and Texture_paint_floor and used Basic_Airbrush preset for adjusting the light/dark areas.

Federer, by defeating the Adrian Ungur in the second round at Roland Garros 2012, won his 234th Grand Slam match, overtaking Jimmy Connors for the all-time career mark.

I painted with the Texture_paint_floor brush preset. The sketch was drawn with Basic_Ink_05.