Mr. Freeze is an enemy of Batman in Batman: The Brave and the Bold. He was originally Mr. Zero.
Biography[]
Mr. Freeze, in his Mr. Zero appearance, appears in the Batman: The Brave and the Bold episode "Legends of the Dark Mite." He, along with The Joker, Catwoman, The Riddler, Killer Moth, Mad Hatter, Kite Man, Two-Face, Penguin, Catman, Poison Ivy, Tweedledee, Tweedledum and several other villains are shown briefly in Bat-Mite's imagination. Mr. Freeze himself later appears in "Chill of the Night!", with a design resembling the George Sanders depiction.
In the episode "Bold Beginnings" he captures Green Arrow, Aquaman, and Plastic Man who tried to stop his plot to freeze the world. Batman however frees them and together they take down his henchmen and knock out his freeze gun and he is arrested. In the episode "Crisis 23,000 miles Above Earth" he along with his fellow Batman rouges attend a roast for Batman.