Create a captivating visual representation of Oceanus, the majestic lord of the oceans among the Titans. Picture Oceanus as a commanding figure, standing amidst swirling waves and oceanic currents. Emphasize his divine presence with details that reflect the depth and vastness of the seas he governs. Consider intricate depictions of aquatic life surrounding him, from graceful sea creatures to powerful sea currents. Illuminate Oceanus with an ethereal glow, symbolizing the mystique and power of the ocean depths. Pay attention to the color palette, incorporating shades of deep blue and green to evoke the richness and diversity of the seas. Let the composition convey the regality and elemental force that Oceanus represents, capturing the essence of his dominion over the watery realms.