After the Joker's plan to make all the dogs laugh like hyenas is thwarted by Clayface (Ethan Bennett), he plans to prove himself to Batman by turning a new leaf. Meanwhile, actor Basil Karlo steals the mutagen responsible for Ethan Bennett for becoming Clayface and he becomes the new Clayface. Can Batman trust Ethan enough to help him stop Karlo?
Elenco: Rino Romano , Alastair Duncan , Ming-Na Wen , Evan Sabara , Evan Sabara , Danielle Judovits , Danielle Judovits , Kevin Michael Richardson , Tom Kenny , Richard Green , Grey Griffin , Ron Perlman , James Remar .