Epic fantasy tattoo sleeve on a forearm. A vertically elongated, massively thick tall magical tree with no leaves. Asymmetrical composition with long, prominent branches extending dramatically to the sides. Dark, textured bark with bright glowing blue veins. In the background, hints of a harsh coniferous forest and ruins. Mystical, somber atmosphere. Color palette: cold tones with accents of glowing blue, violet, crimson, and gold. Dynamic lighting, intricate details. See more