This is my second entry to Syd Mead ACCELERATE contest. Image demonstrate some kind of Fully Autonomous Artillery Unit (FAAU). It can be controlled distantly or execute any kind of program on it`s on. Based on electric engines power. Used in ivasion armies.
First i draw a quick sketch on paper. Then refine it, scanned and painted in Photoshop using standart brushes some extra brushes for lighting effects.