Viola is from the series Phantom Thief Joker and is one of the main antagonists of season 3. Driven by jealousy after being accidentally left behind, with others thinking it was too late to save her from the crumbles, she now works under the Devil's Fang with the only goal of capturing Joker. She is a professional Violist and is able to play a tune that can make most souls cry, but most of the time she just beats people with it. She's afraid of birds.