A photorealistic image of an intricately designed glass vial filled with thick, glowing green liquid that bubbles and swirls with dark, magical energy. The vial is adorned with ornate, silver filigree wrapping around its neck and base, etched with ancient runes that faintly glow. The stopper is a crystalline gem, shimmering with a faint inner light. The liquid inside pulsates, casting eerie green reflections onto the surrounding misty darkness. 4K, highly detailed, mystical and captivating