Superman: The Animated Series/Episodes

World's Finest
World's Finest is a three part story arc from Superman: The Animated Series, episodes 29-31, written by Stan Berkowitz, Alan Burnett, Paul Dini, Rich Fogel, and Steve Gerber. It is the series' first crossover with Batman: The Animated Series. Originally, this three-parter aired back-to-back on The WB network as a movie event on October 4, 1997, as it did on Toonami on November 17, 2000. It was later released on VHS and DVD as The Batman/Superman Movie, along with being included in the DVD release of the series.

Superman: Brainiac Attacks
Superman: Brainiac Attacks is a 2006 direct-to-video animated film with production designs based on Superman: The Animated Series from Warner Bros. Animation, released on June 20, 2006 and aired as part of the Toonami block on June 17, 2006. The film features Superman battling the forces of Lex Luthor and Brainiac, while also focusing on the relationship between Superman and Lois Lane.

Though the film's visual style is the same as Superman: The Animated Series (as are the majority of its returning voice cast), it is not in continuity with the DC animated universe.