Armin Arlert

Origin: Attack on Titan (Manga and Anime Series)

Full Name: Armin Arlert (Japanese: アルミン・アルレルト)

Nickname(s): “Colossal Titan”

Title(s): 15th Commander of the Survey Corps.

Gender: Male

Age: 15 (start), 19 (post-timeskip)

Race: Human (Eldian)

Nationality: Paradis Island

Core Identity: An exceptionally brilliant strategist whose intellect and moral compass guide his companions through the horrors of war.

Defining Trait: Intelligent, compassionate, initially timid but grows into a courageous leader, and deeply philosophical.

Famous Quote: “A person who cannot sacrifice anything can never change anything.”

Armin Arlert. Initially known for his physical frailty and his dependency on his childhood friends, Eren and Mikasa, Armin possesses a strategic mind that becomes the Survey Corps’ greatest asset. Throughout the harrowing conflict against the Titans and the complex geopolitical struggle that follows, Armin evolves from a fearful boy into a resolute leader who values human life even in the darkest circumstances. As the successor to the Colossal Titan, he carries the immense burden of power, yet he remains driven by a dream to see the world outside the walls—a world he once only knew through the books he shared with his friends.