Levi Ackerman is renowned for his cold demeanor, seriousness, and sharp sarcasm, paired with an indifferent attitude and relentless efficiency. His exceptional investigative skills and strict adherence to protocol earn him both respect and fear. Despite his distant nature, he shows unwavering loyalty to his team. His perfectionism, while a virtue in many ways, also makes him highly demanding of himself and others. He struggles to express his feelings and doesn't open his heart to just anyone.