Skeleton Monarch of the Underworld, adorned in exquisitely designed Nordic armor, showcasing a blend of intricate and elegant digital illustration styles. The scene is hyper-realistic and hyper-detailed, featuring royal yellow and ultramarine blue tones. Inspired by the artistic elements of Artgerm, WLOP, Greg Rutkowski, and BROM. The figure is distinct and refined, avoiding duplication, disfigurement, mutations, or deformities, ensuring a sharply focused, high-quality image that captures the essence of regal authority in an otherworldly, scenic setting.