As a Poseidon-inspired entry in a tattoo gallery embracing Greek mythology, this black and grey design centers a powerful bearded Poseidon head, paired with a geometric mandala halo and curling waves that travel around the form. Rendered in a refined illustrative style, the piece fuses classical sculpture cues with modern linework, creating a wearable homage to the god of the sea, earthquakes, and horses. The portrait emphasizes a strong brow and stern gaze, while the mandala radiates from behind the head to symbolize cosmic order and protection channeling through mythic authority. The waves are drawn with sweeping curves and subtle grayscale shading, looping around the figure to suggest motion, rhythm, and the tides’ perpetual cycle; their repetition forms a pattern that adds cohesion and visual interest to the layout. The interplay of negative space and layered shadows enhances depth, offering a dramatic yet balanced contrast that suits placement on the upper arm, shoulder, or back. Symbolically, Poseidon embodies mastery over water and weather, the sea’s unpredictable temperament, and the generative-destruction cycles of the oceans, while the mandala connotes balance, unity, and spiritual protection. The composition’s geometry and pattern-like repetitions echo both nautical motifs and sacred geometry, inviting viewers to reflect on memory, power, and resilience. The design intentionally uses bold black areas and fine-line detailing to achieve a dynamic grayscale tattoo that remains legible over time, with considerations for aging and skin tone, and the potential for customization in scale or detail. This tattoo concept, which is AI-generated, aligns with trends in black-and-grey realism, fine-line tattoo, and geometric tattoo design, offering meaningful tattoo options for fans of mythic symbolism and ocean-inspired body art, while maintaining adaptability for cover-up if desired by the wearer.