Aang

Aang was the Air Nomad Avatar succeeding Avatar Roku and preceding Avatar Korra. As the Avatar during the Hundred Year War, he was the only person capable of using all four bending arts: airbending, waterbending, earthbending, and firebending. He was also one of a select few Avatars and one of the first in many cycles to learn the ancient art of energybending as well as the first Avatar known to have...

Bending

All four elements

Weapon

The elements, airbender staff

Origin

Southern Air Temple