Majestic and terrifying saber-toothed creature forged from swirling water, set against a fiery backdrop, immensely detailed with striking contrasts and vivid hues, captured in stunning 4K during golden hour, with immaculate sharpness and rendered using Octane Render and Unreal Engine 5, featuring ethereal volumetric lighting for an unparalleled photorealistic and graceful elemental masterpiece.