Visualize a powerful and realistic image of Aang, the last airbender, fully embracing the Avatar State with an intense and radiant energy surrounding him. His tattoos are glowing a vivid blue, highlighting his concentration and mastery over all four elements. Earth, air, fire, and water swirl around him harmoniously in a dynamic display. Earth shards, gusting winds, roaring flames, and flowing streams intertwine, showcasing his profound connection to each element. Aang's expression is calm yet focused, his eyes and tattoos radiating a bright white light. His iconic Air Nomad attire flutters dynamically in the elemental currents, subtly enhanced with intricate detailing to emphasize his cultural heritage. The background features a stormy sky, with lightning bolts adding drama and intensity, emphasizing the immense power Aang wields in this state. Small artistic liberties include a touch of ancient ruins in the background, hinting at the Avatar's historic legacy, blending seamlessly into the hyper-realistic composition, rendered in ultra-high definition, capturing every detail in stunning 8k clarity.