The Batman: Series 2 (2005)

Season 2 introduced more villains: Riddler (voiced by Robert Englund), Hugo Strange (voiced by Frank Gorshin, the original Riddler from the 1960s Batman TV series, replaced by Richard Green after Gorshin's death), Rag Doll (voiced by Jeff Bennett), Spellbinder (voiced by Michael Massee), Killer Croc (voiced by Ron Perlman), and Solomon Grundy (voiced by Kevin Grevioux). At the end of this season, Yin is found out to have been working with The Batman. At the same time, another main character to the Batman mythos, Commissioner James Gordon (voiced by Mitch Pileggi) is introduced, along with the Bat-Signal. Yin and Chief Angel Rojas make their final appearances in the season finale.