Batman: The Animated Series S1E3 September 7, 1992
Bitter scientist Victor Fries, as Mr. Freeze, attacks several divisions of Gothcorp, each time stealing a piece for a secret weapon he intends to build. Batman investigates the connections, and discovers that the start of Freeze's vendetta against Gothcorp was a bitter falling out between Fries and Gothcorp's CEO, Ferris Boyle, during which Boyle almost killed Fries (mutating him into Free