闇に潜む神秘的な菌糸クリーチャーと伸びた手足

urban mystical tattoo-style character design, entity made of thin mycelium threads, elongated limbs weaving organic network structures, faceless, flowing lines, strong black tattoo outlines, neon green and blue accents, high contrast, raw texture, underground aesthetic, no text, feels like it is building connections in the dark