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
Heart of Ice (Batman: The Animated Series) Batman escapes from captivity and attacks the cannon, Mr. Freeze kicks open a fire hydrant and freezes the water with his freezing gun to get to the floor where Boyle is. Once there, he freezes Boyle to the waist before Batman intervenes; they clash until Batman douses Freeze's helmet with hot chicken soup (which Alfred had provided for his cold) to induce thermal shock, shattering it. With Freeze subdued, Batman hands the evidence of Boyle's crimes to Summer Gleeson, so the GothCorp CEO can at least be exposed as a fraud and a murderer if not sent to prison. Batman