@big-misch Thanks! More to come for sure, though I'm very slow in creating my illustrations
@natallia I paint my illustrations from scratch, without 3D or photos, sometimes I help myself with reference, but I never copy it exactly, unless it's a study. I Used to paint in SAI but now I've switched to Photoshop (starting from Rei everything is in PS). As far as creating feel of volume, studying perspective and how light interacts with form really helps. Mannequin studies of a figure do help a lot too. It's also a very good Idea to think of the object you draw being volumetric. I hope it helps, I'm not very good at explaining.
Anyway here's a portrait study. I tried