Question: Which animated film has more films in the series, Metropia or McDull, Kung Fu Kindergarten?
Context: Metropia is a 2009 English-language Swedish-Danish-Norwegian adult animated mystery thriller drama science fiction film directed by Tarik Saleh.  The screenplay was written by Fredrik Edin, Stig Larsson, and Tarik Saleh after a story by Tarik Saleh, Fredrik Edin and Martin Hultman.  The film uses a technique where photographs have been altered and heavily stylized in a computer program, and then animated.  The visual style is inspired by the works of Terry Gilliam, Roy Andersson and Yuriy Norshteyn.  "Metropia" is Boulder Media Limited's first adult animated movie and production. Kung Fu Panda: Secrets of the Scroll is an animated short film in the "Kung Fu Panda" film series.  It was included on the 2015 Digital HD and 2016 Blu-ray, and DVD re-release of "Kung Fu Panda" and "Kung Fu Panda 2". McDull, Kung Fu Kindergarten (麥兜響噹噹) is a 2009 animated Hong Kong film directed by Brian Tse.  Telling the story of the fictional piglet McDull entering a kung fu academy, the film is the fourth in the line of film starring McDull. The "Kung Fu Panda" franchise from DreamWorks Animation consists of three films: "Kung Fu Panda" (2008), "Kung Fu Panda 2" (2011) and "Kung Fu Panda 3" (2016).  The first two were distributed by Paramount Pictures, while the third film was distributed by 20th Century Fox.  Three shorts, "Secrets of the Furious Five" (2008), "Kung Fu Panda Holiday Special" (2010) and "" (2011), were also released.  A television series for Nickelodeon television network, "", premiered in the fall of 2011. That Darn Punk Original Motion Picture Soundtrack is a soundtrack album to the 2002 independent film "That Darn Punk".  The film was released by Kung Fu Films and starred Joe Escalante of the punk rock band The Vandals as the lead character.  Escalante is also in charge of Kung Fu Films and Kung Fu Records, which put out the film's soundtrack.  The label was co-founded by Escalante and Vandals guitarist Warren Fitzgerald, who also appears in the film.  In fact, all the members of the Vandals appear in the film as the fictional band the Big Tippers, alongside several other punk rock personalities.  The soundtrack album was released to coincide with the release of the film, which went straight to video on VHS and DVD formats. Kung Fu Panda is a 2008 American computer-animated action comedy martial arts film produced by DreamWorks Animation and distributed by Paramount Pictures.  It was directed by John Stevenson and Mark Osborne and produced by Melissa Cobb, and stars the voices of Jack Black, Dustin Hoffman, Angelina Jolie, Ian McShane, Seth Rogen, Lucy Liu, David Cross, Randall Duk Kim, James Hong, and Jackie Chan.  Set in a version of ancient China populated by anthropomorphic talking animals, the plot revolves around a bumbling panda named Po who aspires to be a kung fu master.  When an evil kung fu warrior is foretold to escape after twenty years in prison, Po is unwittingly named the chosen one destined to defeat him and bring peace to the land, much to the chagrin of the resident kung fu warriors. Live at the House of Blues is a live album and video by the southern California punk rock band The Vandals, released in 2004 by Kung Fu Records and Kung Fu Films.  It was the band's second official live album and video, the first being 1991's "".  It was released in 2 packages, one a DVD with a bonus concert CD, the other a CD with a bonus DVD.  Both packages contain the same discs and material, merely packaged differently so that it could be stacked on both CD and DVD shelves.  It was presented as episode 9 of Kung Fu Films' "The Show Must Go Off! " live concert DVD series (episode 1 had also been a live Vandals concert, from their 2001 Christmas Formal).  Kung Fu Films is an offshoot of Kung Fu Records, the record label started in 1996 by Vandals members Joe Escalante and Warren Fitzgerald.  Having previously worked in the television and film industries, Joe Escalante acts as director and producer for nearly all of these live DVD releases. "My kung fu is stronger than yours" is a popular cultural trope and catchphrase, originally referring to the clichéd plots of martial arts films.  The trope was popularized during the pursuit of computer hacker Kevin Mitnick in 1994.  The phrase is also rendered as "My kung fu is better than yours", "My kung fu is stronger than your kung fu", "My kung fu is the best", etc. Kung Fu Panda 3 is a 2016 3D computer-animated action-comedy martial arts film produced by DreamWorks Animation and distributed by 20th Century Fox.  It is the third installment in the "Kung Fu Panda" franchise, and the sequel to 2011's "Kung Fu Panda 2".  In the film, Po enters the panda village and re-unites with his birth father and other pandas, but problems arise when a villainous spirit warrior, named Kai, returns to the mortal realm and steals chi from the kung fu masters.  To prevent Kai from taking chi from all kung fu masters and pandas, Po forms the army of pandas to battle Kai's jade minions and Po must become a master of chi to defeat him and save his friends. Kung Fu: The Legend Continues is an American-Canadian action/crime drama series and sequel to the original 1972–1975 television series "Kung Fu".  While the original Kung Fu series was set in the American old west, Kung Fu: The Legend Continues was set in modern times.  It starred David Carradine and Chris Potter as a father and son trained in kung fu – Carradine playing a Shaolin monk, Potter a police detective.  This series aired in syndication for four seasons, from January 27, 1993 to January 1, 1997, and was broadcast in over 70 countries.  Filming took place in Toronto, Ontario, Canada.  Reruns of the show have been aired on TNT.
Answer: McDull, Kung Fu Kindergarten