Caron

Caron is one of the main characters in the manga series. He's a really powerful devil that got summoned due to Noel Cerquetti being tricked by Russel Burrows; altough he looks scary at first sight, he can actually be very caring and a fun devil to be around with. He will help Noel to get her revenge against Burrows. He uses chains to fights.
He's afraid of cats.

Caron was already summoned once by Russel himself, in order to make him become the mayor of Laplace - altough he got tricked by him in the end.