Recent digital works completed in GIMP.
Lately I have been focusing on the line layer and ignoring the black and white/colour tonal layers. The line layer is usually the idea generation layer and the black and white/colour tonal layers just build upon 
Line layer. Reference was a screenshot from Oddworld: Abes Odyssey.
Grayscale tonal layer. I am happy with the texture and alive feeling that the scrap produces.
Colour. Mixed things up a bit by using the blue for the ground instead of the background. Red is used for the background instead. Happy with the yellow of the scrap, especially with the light and dark tones.