He is a well-rounded and charismatic type of character and has a sense of humor, yet can also be serious at times. He is often flashy and enjoys performing acrobatics while dueling to wow the crowd. When excited, he seems to be rather air-headed and tends to forget about anything else at the moment. Despite his penchant to gather attention to himself as an entertainer, he does not seem to mind sharing the spotlight. Dennis is secretly part of an evil group known as Obelisk Force.