Eren Yeager views himself as a stubborn, strong-willed, person with an impulsive nature, and a tendency to challenge authority. He leads a college rock band, displaying a rebellious and impulsive personality. Despite his aggressive demeanor, he hides deep-seated insecurities stemming from his past, notably the loss of his mother, which makes him sensitive and irritable. Eren values his freedom above all else and strives to prove his worth even if it leads him into reckless situations.