Eren Yeager is the protagonist in the anime and manga series Attack on Titan. With a complex personality, Eren is passionate, impulsive, and at times violently angry about the fate of humanity. He is known for his steely determination to destroy Titans and avenge the death of his mother. Eren is a member of the Scout Regiment, frequently acting as their strongest fighter on the battlefield. He harbors a deep sense of frustration and yearning for freedom, often clashing with authority figures. Despite his harsh exterior, Eren cares deeply for his friends, especially Mikasa and Armin, whose companionship remains a constant in his turbulent life.