island landscape concept art, ((Philippines rice terraces)), (((coast, ocean))), ((battlefield, war, explosions, concrete bunkers)), green and blue tones, black tones, dark tones, scifi features, deep shadows, ((graphic novel sketch, black sketch lines, low-key cinematic lighting, thick ink outlines, digital oil painting, posterized, cel shading, vector illustration, tenebrism, bold brush strokes, subtle colors))