Avatar: The Last Airbender is indeed an original story. It has its own distinct style and narrative that sets it apart. The combination of elements like bending powers, diverse characters, and complex story arcs make it a one-of-a-kind creation.
Definitely not real. It's a fantasy world crafted with unique characters and magical elements that exist only in the realm of imagination and storytelling.
Azula is definitely one of the scariest. Her intelligence, combat skills, and ability to manipulate others make her a formidable foe. She can turn on people in an instant and has no qualms about using her power to get what she wants.