(Fire) Curious, compassionate, stubborn, adventurous, and selfless. He acted on instinct but always accepted responsibility for his mistakes. Relationship: No confirmed romantic partner. Greatest mistake: Accidentally releasing Vaatu while trying to help, forcing him to spend the rest of his life correcting that error. First in the Avatar Cycle. Male.

(Air) Wise, composed, pragmatic, calculating, and deeply compassionate. She believed peace sometimes required manipulation and morally gray choices. Relationship: Shared a deep bond with Kavik. Greatest mistake: Prioritizing worldly balance over spiritual balance at times, allowing spiritual tensions to build for future generations. Second oldest in the Avatar cycle. Female.

(Water) Charismatic, humorous, adventurous, and outwardly carefree while secretly burdened and self-sacrificing. Relationship: Loved Ummi. Greatest mistake: Keeping his battle against dark spirits a secret, causing others to believe he was an irresponsible Avatar and leaving problems unresolved after his early death. After Yangchen in the Avatar cycle. Male.

(Earth) Stoic, patient, intimidating, fiercely loyal, and unwavering in her sense of justice. Relationship: Loved Rangi. Greatest mistake: Her harsh methods, including creating the Dai Li, eventually allowed that organization to become corrupt and betray the ideals it was founded to protect. After Kuruk in the Avatar Cycle Female but lesbian.

(Fire) Kind, honorable, patient, humble, and idealistic. He valued peace and friendship, sometimes too much. Relationship: Married Ta Min. Greatest mistake: Sparing Fire Lord Sozin and trusting their friendship, allowing the Hundred Year War to begin. After Kyoshi in the Avatar Cycle. Male.

(Air) Cheerful, playful,compassionate, optimistic, and deeply principled. He remained true to his pacifist beliefs despite immense pressure. Relationship: Married Katara. Greatest mistake: As a father, he unintentionally favored Tenzin because he was the only airbending child, leaving Bumi and Kya feeling overlooked. After Roku in the Avatar Cycle. Male.

(Water) Bold confident, passionate impulsive and fiercely determined. Through hardship she became more empathetic and spiritually mature. Relationship: Ended the series in a romantic relationship with Asami Sato after previously dating Mako Greatest mistake: Trusting her uncle Unalaq and opening the spirit portals without fully understanding his intentions which enabled Vaatus release and led to the permanent loss of her connection to the past Avatars. After Aang. Female but Lesbian