A mythical lion octopus walks along a twilight shoreline

Create an ultra-detailed, cinematic dark-fantasy creature illustration in a vertical 9:16 composition, depicting a magnificent mythical hybrid of a majestic white lion and an otherworldly deep-sea octopus, walking forward through shallow ocean water along a secluded shoreline at twilight. The colossal creature dominates the foreground, captured from a slightly low, frontal three-quarter angle that emphasizes its imposing stature, muscular anatomy, and supernatural elegance. Its powerful body resembles that of a fully grown male lion, with broad shoulders, a deep chest, sturdy legs, oversized feline paws, and a long, sinuous tail trailing behind it. Its entire body is covered in luxurious ivory-white and pale silver fur, with delicate variations of pearl gray, frosted white, and cool blue highlights that give the coat a luminous, almost ethereal quality. Intricate strands of fur flow naturally across its shoulders, flanks, legs, and chest, appearing slightly damp from the ocean mist, with individual hairs catching the soft coastal light. The creature’s enormous lionlike head features a broad feline muzzle, a defined black-gray nose, fine whiskers, subtle freckles across the muzzle, strong cheekbones, and rounded ears partially concealed beneath an extraordinary mane. Its piercing eyes glow with intense electric cyan and brilliant arctic blue, surrounded by dark, sharply defined eyelids that create a focused, intelligent, and quietly intimidating expression. Strange luminous blue markings spread organically across its forehead, temples, cheeks, and muzzle, resembling glowing bioluminescent veins or ancient magical runes embedded beneath the fur. These markings emit a soft turquoise radiance that illuminates nearby hairs and creates delicate reflections across the creature’s face. Instead of a conventional lion’s mane, the creature possesses a spectacular crown of long, thick, flowing appendages resembling a fusion of pale octopus tentacles, flowing seaweed, and a lion’s windswept mane. These ivory-white tendrils emerge from the crown of its head and sweep backward in elegant layered arcs, creating a dramatic silhouette against the sky. Each tendril features a smooth, slightly translucent surface with subtle pearlescent shading, fine ridges, delicate wrinkles, and rows of small circular suction cups along selected undersides. Several longer tendrils curved.