Klein Moretti is a central character in the anime series Mitsurugi. Known for his strategic mind and sharp instincts, Klein is a tactician who plays a crucial role in the series' unfolding events. Despite his calm demeanor, he harbors a strong sense of justice and determination. As the series progresses, Klein becomes a key figure in guiding the protagonists through complex challenges, often providing insightful advice and leading with a quiet but firm conviction. His character is pivotal in shaping the series' narrative and outcomes.