Question: "A Dark Knight: The Fear Reaper" is the second episode of the fourth season, of the American television series "Gotham", based on characters, from which company?
Context: John Nolan (born 22 May 1938) is a British film and television actor, known for his role as Wayne Enterprises board member Douglas Fredericks in "Batman Begins", "The Dark Knight" and "The Dark Knight Rises" promotional segments "Gotham Central".  Nolan had a recurring role in his nephew Jonathan Nolan's television series "Person of Interest" as John Greer, a mysterious British figure connected with Decima Technologies and the main villain from seasons 3 to 5 on the show. "Trylon and Perisphere" is the second episode of the fourth season of the American television drama series "Homeland" and the 38th episode overall.  It premiered on Showtime on October 5, 2014, airing back-to-back with the season's first episode, "The Drone Queen." "Thirty-Eight Snub" is the second episode of the fourth season of the American television drama series "Breaking Bad", and the 35th overall episode of the series.  It originally aired on AMC in the United States on July 24, 2011.  In the episode, Walter plots to kill Gus for fear of repercussions from him, while Jesse holds wild parties to try to forget his despair.  Meanwhile, Skyler tries to purchase a car wash business, while Marie struggles to deal with Hank's growing depression problems. "Meet the New Boss" is the second episode of the fourth season of the American television series "Agents of S.H.I.E.L.D.", based on the Marvel Comics organization S.H.I.E.L.D. (Strategic Homeland Intervention, Enforcement, and Logistics Division), revolving around the character of Phil Coulson and his team of S.H.I.E.L.D. agents as they deal with the enhanced individuals Quake and Ghost Rider.  It is set in the Marvel Cinematic Universe (MCU), sharing continuity with the films of the franchise.  The episode was written by Drew Z. Greenberg, and directed by Vincent Misiano. "Selina Kyle" is the second episode of the television series "Gotham".  It premiered on FOX on September 29, 2014 and was written by series developer Bruno Heller and directed by Danny Cannon.  In the episode, Gordon (Benjamin McKenzie) and Bullock (Donal Logue) investigate a child trafficking ring in Gotham City while Cobblepot (Robin Lord Taylor) begins to make his way back to Gotham, leaving victims in his path. "A Dark Knight: The Fear Reaper" is the second episode of the fourth season and 68th episode overall from the Fox series "Gotham".  The show is itself based on the characters created by DC Comics set in the Batman mythology.  The episode was written by executive producer Danny Cannon and directed by Louis Shaw Milito.  It was first broadcast on September 28, 2017. "Britney 2.0" is the second episode of the fourth season of the American musical television series "Glee", and the sixty-eighth episode overall.  Written by Brad Falchuk and directed by Alfonso Gomez-Rejon, it aired on Fox in the United States on September 20, 2012, and features "Glee"'s second episode dedicated to the music of Britney Spears.  This episode features, the New Directions attempting to cheer up a depressed Brittany Pierce (Heather Morris) with Britney Spears songs.  Special guest star Kate Hudson returns as Rachel's dance instructor, Cassandra July. "Into the Crevasse" is the second episode of the fourth season of the American television comedy series "30 Rock", and the 60th overall episode of the series.  The episode was written by co-showrunner and executive producer Robert Carlock and directed by Beth McCarthy-Miller.  It originally aired on the National Broadcasting Company (NBC) network in the United States on October 22, 2009.  Guest stars in "Into the Crevasse" include Will Arnett, Caitlin Fowler, Shawn Gianella, Jon Glaser, and Savanna Samson. "A Dark Knight: Pax Penguina" is the first episode of the fourth season and 67th episode overall from the Fox series "Gotham".  The show is itself based on the characters created by DC Comics set in the Batman mythology.  This is the first episode with the new subtitle "A Dark Knight".  The episode was written by executive producer John Stephens and directed by Danny Cannon.  It was first broadcast on September 21, 2017. The fourth season of the American television series "Gotham", based on characters from DC Comics related to the Batman franchise, revolves around the characters of James Gordon and Bruce Wayne.  The season is produced by Primrose Hill Productions, DC Entertainment, and Warner Bros.  Television, with Bruno Heller, Danny Cannon, and John Stephens serving as executive producers.  The first half of the season will be inspired by the comic book story "", and the second half by "".  The subtitle for the first half of the season is "A Dark Knight".
Answer: DC Comics