Batman an occasional ally and romantic interest), the Penguin, Ra's al Ghul, Two-Face, the Riddler, the Scarecrow, Mr. Freeze, Poison Ivy, Harley Quinn, Bane, Clayface, and Killer Croc among others. Many of Batman's adversaries are often psychiatric patients at Arkham Asylum. Batman's butler, Alfred Pennyworth, first appeared in "Batman" #16 (1943). He serves as Bruce Wayne's loyal father figure and is one of the few persons to know his secret identity. Alfred raised Bruce after his parents' death and knows him on a very personal level. He is sometimes portrayed as a sidekick to Batman and the only other resident of
Batman: The Animated Series Land's first and second volumes, including "Gotham City Overture" and "Music of the Bat 101") for the series in honor of the 75th anniversary of Batman. Asterisked tracks contain thematic material by Shirley Walker; double-asterisked tracks contain Danny Elfman's "Batman" theme. Region 1 Warner Home Video (via DC Comics Entertainment and Warner Bros. Family Entertainment) has released "Batman: The Animated Series" on DVD in Region 1 in three volume box sets. A fourth volume containing all 24 episodes of "The New Batman Adventures" was also released and these episodes now also begin with the original Season 1 opening sequence, and