A magnificent, glowing purple crystal floats in mid- air, radiating an otherworldly aura. Inside the transparent crystal is an intricately detailed jack- o'- lantern, its carved face illuminated with a soft, flickering orange glow. The jack- o'- lantern's expression is mischievous, with sharp, angular eyes and a wickedly grinning mouth. The crystal reflects shimmering light in all directions, creating beautiful, vivid reflections on the surroundings. Ethereal energy pulses around it, casting a haunting glow across the dark, misty environment. The background is subtle, ensuring the focus remains entirely on the floating crystal and the mesmerizing jack- o'- lantern inside