A cinematic fantasy masterpiece in the style of Julie Bell, depicting a legendary showdown between two primeval predators amidst churning, dark thunderclouds. A monstrous, horned lion-chimera with tusk-like teeth and heavy, ribbed dragon wings lunges through a bolt of lightning to strike a golden-scaled ancient dragon. The interaction is intense and physical; the dragon’s neck is arched as it prepares to strike, its claws scraping against the manticore's thick, matted mane. The lighting is dark and moody, utilizing high-contrast chiaroscuro to emphasize the intricate, ornate details of their biology. The color grade is a gritty, vintage Ecktachrome, lending a weathered, epic quality to the digital art. Sharp focus on the clashing limbs and snarling expressions, creating a sense of chaotic, victorious motion in a 3D holographic space.