Duet has a rather deadpan way of speaking, making it hard to believe that they can be the enthusiastic conversationalist that they are. Vivi and them get along well. However, none of Vivi's investigative endeavors were good enough to find out more about her boss. Their background and past remain a mystery.
|Characters in Mystery Skulls Animated|
|Protagonists||Arthur • Vivi • Mystery|
|Antagonists||Lewis • ??? • Shiromori|
|Minor characters||Dead Beats • Living Portraits • Mr. & Mrs. Pepper • Lance • Galahad • Duet • Chloe • Rooster|