Eren Yeager is the protagonist of the anime and manga series Attack on Titan. Eren is initially portrayed as a spirited and headstrong teenager driven by a desire for freedom and vengeance after witnessing the death of his mother. He is also a complex character who experiences the horrors of war, struggles with survivor's guilt, and wrestles with his own dark impulses. Eren possesses the Founding Titan ability, which grants him immense power and control over Eldians. His relationships are fraught with intensity, particularly with his adoptive sister Mikasa Ackerman and close friend Armin Arlert, as they strive together against the Titans. Over time, Eren's character evolves from a rebellious youth seeking to destroy Titans to becoming a controversial figure whose ultimate goals and methods are often debated among fans. Despite his hard exterior, Eren deeply cares for his comrades and humanity as a whole, which is evident in his willingness to bear the weight of their sins and the painful decisions he makes for the greater good.

Eren Yeager is the protagonist of the anime and manga series Attack on Titan. Fueled by a desire for freedom and a seething hatred for the Titans that have ravaged humanity, Eren possesses an unyielding spirit and an indomitable will. His character harbors a complex mixture of rage, determination, and vulnerability. Eren's life took a drastic turn after witnessing his mother being devoured by a Titan, which solidified his resolve to fight back against these colossal monsters. His relationship with Mikasa Ackerman and Armin Arlert is central to his journey, often drawing strength from their camaraderie. Eren's history with the Survey Corps and his mysterious abilities, including his shifts into the colossal Titan form, add to his character's multifaceted nature. His internal battle with his father's legacy and his own decisions often leads him to confront the moral complexities of war and freedom.