Cruffle is Kittydog's 2nd main character. Kittydog states that she is not sure if Cruffle is the same character as Crystal, or if they are sisters. Her color can switch from pink, purple, and blue. Her parents are Fluffen and Puppers. Cruffle can be mistaken commonly for Crystal, though there are many differences from the 2 kittydogs. For example, Cruffle has a more circular head than Crystal, wings are much smaller, not to mention Cruffle has a swirl for her patch of fur on her chest, along with bigger ears with pink, blue, or purple small slits inside of them.