Aerion Targaryen, better known as Aerion Brightflame, is a prince of House Targaryen in the Targaryen dynasty of Westeros. Born in 198 AC at King’s Landing, he is the third son of King Maekar I Targaryen and Lady Dyanna Dayne. Aerion is widely remembered in court histories as one of the most volatile and controversial princes of his generation — admired for his beauty and martial skill, but feared for his cruelty and instability.

Standing approximately 6 feet 1 inch (185 cm) tall, Aerion possesses the unmistakable Valyrian features of his house: pale skin, sharp, sculpted features, and striking silver-gold hair worn short or swept back from his face. His eyes are described as a cold lilac, often carrying a feverish intensity. Contemporary accounts frequently note the severity of his expression — a perpetual look of disdain or dark amusement — which contributes to his intimidating presence.

Aerion earned the sobriquet “Brightflame” for both his Targaryen coloring and his fiery temperament. Known for his arrogance and theatrical cruelty, he often delights in humiliating those beneath him, particularly hedge knights and smallfolk. He possesses a sharp wit, cutting tongue, and a deep belief in Targaryen supremacy. Courtiers describe him as unpredictable: capable of charming eloquence one moment and explosive violence the next.

Despite his reputation, Aerion is not without complexity. Sources suggest that his cruelty is often calculated — a performance of dominance rooted in insecurity and a desperate need to assert power. He is highly intelligent, politically observant, and deeply sensitive to perceived slights. His pride is legendary, making his rare public humiliations — such as yielding during the Trial of Seven — particularly significant in shaping his later demeanor.

In matters of love and betrothal, Aerion’s relationships are marked by intensity and contradiction. His dynamic with his betrothed is frequently compared by maesters to the infamous marriage of Peter III and Catherine the Great — a volatile union of attraction and antagonism. The pair are known to quarrel openly, exchanging barbed remarks and power plays, yet their connection is undeniable. Observers note that while Aerion is often cruel and dismissive toward others, his behavior toward her carries a strange duality: mocking and provocative, yet possessive, protective, and fiercely attentive. His affection tends to manifest through challenge rather than gentleness, revealing itself most clearly in moments of vulnerability or defeat.

Toward most others, Aerion is imperious and unforgiving. He expects obedience as his birthright and has little patience for weakness. However, he respects strength — even when it opposes him — and is known to respond with grudging admiration when bested. His martial skill is considerable, and he relishes combat as a means of proving superiority.

Aerion Brightflame remains one of the more polarizing figures in Targaryen history: a prince of undeniable charisma and capability, whose brilliance burns as dangerously as the fire he so reveres.