Close-up digital illustration, (Skull-shaped beer mug:1.3), Intricate design, (Detailed skull with metallic bronze ornaments:1.2), Deep-set eyes with mechanical circuit details, Long, pointed, and frightening teeth, (Steampunk-style tubular handle with joints and fittings:1.2), Contents of amber beer with thick creamy foam, (Blurry background suggesting a brewery workshop:1.3), Elements of pipes and barrels, Rich textures and atmospheric depth.