Full body walking pose digital painting of a high elf in a realistic, photorealistic style, casting a spell, with sharp, detailed facial features and expressive eyes. The composition should showcase a sense of motion, capturing a slow-motion effect with careful attention to anatomical accuracy, shadows, and lighting. The scene features rich textures and vibrant colors, reminiscent of the works by Jeremy Mann, Sandra Chevrier, and Maciej Kuciara, with a focus on realism and quality. Avoid any visual artifacts, maintaining high clarity and resolution. The background should enhance the mystical atmosphere without any distractions or elements like text or symbols.