has stolen most of his linguistic ability, limiting his responses to head shakes and grunts; the only time she was able to speak was when she was summoned and when she was trying to commit suicide along with Saber of the "Red" using her Blasted Tree. She can differentiate between friends and enemies, and is able to communicate simple ideas. Due to his lack of ability to express himself, and fear of his own monstrous nature, Berserker maintains a timid silence that hides his great intelligence