fantasy scene, Asgore character, boss battle, intense expression, gripping weapon, fire magic, dramatic lighting, underground throne room, flowers, determination, action pose, armor, fur, horns, cape, heart locket, pixel art style, dynamic angle, close-up on hands, glowing eyes, tension, high stakes, Undertale game, bullet hell effects, colorful spell patterns, 3/4 view, detailed textures, emotional atmosphere, ambient shadows, contrast, digital painting, epic moment.