White line illustration on solid black background, psychedelic surreal style, large human skull at the center with deep hollow eye sockets and detailed clenched teeth, massive octopus tentacles emerging from inside the skull through eye sockets and mouth with detailed suction cups and curling swirling motion, ornamental flowing line patterns covering the bone surface, tentacles wrapping around the entire composition forming intricate spiral coils, small bubbles and dotted patterns scattered around, thick clean white linework with dense detailed line shading and cross-hatching, high contrast white on black, no gray tones, flat 2D vector style, vertical centered composition, dark trippy psychedelic vibe.