An adventurous anthropomorphic jellyfish pirate with cascading translucent tentacles, posed dynamically in a character portrait study. The scene is backlit with dramatic light rays filtering through the ocean depths, highlighting the character's multi-headed form. The illustration is highly detailed and trending on artstation, showcasing a closeup that captures the vibrant, whimsical style of a cartoon. It features vector art qualities with clean lines and bold colors, evoking the charm of clipart with a touch of distortion to emphasize the jellyfish's flowing, otherworldly essence.