Question: In which DC Comic story did the character played by Teagan Croft in Titans first appear?

Context paragraphs:
Snapper Carr: Lucas "Snapper" Carr is a fictional character appearing in American comic books published by DC Comics.  The character, whose fictional nickname is almost always used by other characters in favor of his given name, was created by Gardner Fox (writer) and Mike Sekowsky (penciller), and made his first appearance in "The Brave and the Bold" in February 1960.  From 1960 to 1969, Snapper Carr appeared as a supporting character to the Justice League of America, a superhero team.  The character occasionally appeared in comics featuring the Justice League from 1969 to 1989, when the "Invasion! " limited-series comic book gave him superpowers.  He was associated with a new superhero team, The Blasters, in various comics until 1993, when he lost his powers and became a main character in the "Hourman" comic book.  After the cancellation of "Hourman" in April 2001, he became a main character in the "Young Justice" comic book beginning in December 2001.  "Young Justice" was cancelled in May 2003, and he became associated with the governmental organization Checkmate, a role revealed when the character played a small but important role in the 2007-2008 limited series comic book "52 Aftermath: The Four Horsemen".  The character made major appearances in "Final Crisis: Resist" in December 2008 and "Justice League of America 80-Page Giant" in November 2009.

List of Waterloo Road characters (series 4): The following is a list of characters who first appear in the fourth series of the BBC school drama "Waterloo Road", in order of first appearance.  The fourth series consists of twenty episodes, first broadcast from 17 January to 20 May 2009.  The main cast remains mostly unchanged from series 3, augmented by Rob Cleaver in the first ten episodes and returning character Kim Campbell from episode eleven.  The Kelly family, consisting of mother Rose and her children Marley, Earl, Sambuca and Denzil, all first appear in episode 1.  Head Girl Flick Mellor and her father Ralph, head of the board of governors and local police chief, also debut in episode 1, as does head of extended services, and sister to head teacher Rachel Mason, Melissa Ryan.  Melissa's son Phillip and security guard Dave Miller first appear in episode two, and pupil Lauren Fletcher (later Lauren Andrews) makes her first appearance in episode six.

Titans (2018 TV series): Titans is an upcoming American television series that will air on an unnamed DC Comics digital service, based on the DC Comics team of the same name.  Akiva Goldsman, Geoff Johns, and Greg Berlanti created the series, which sees Brenton Thwaites star as Dick Grayson, the leader of the Titans, alongside Anna Diop and Teagan Croft as Starfire and Raven, respectively.

Starfire (Teen Titans): Starfire (Koriand'r) is a fictional superheroine appearing in books published by DC Comics.  She debuted in a preview story inserted within "DC Comics Presents" #26 (October 1980) and was created by Marv Wolfman and George Pérez.  In 2013, Starfire placed 21st on IGN's Top 25 Heroes of DC Comics.  She was also ranked 20th in "Comics Buyer's Guide"' s "hot and sexy Women in Comics" list.  The name "Starfire" first appeared in a DC Comic in the story "The Answer Man of Space," in Mystery In Space #73, February, 1962, written by Gardner F. Fox.

Titans East: Titans East is the name of several DC Comics teams.  The teams appear in the "Teen Titans" comic books and animated series.  The comic book incarnation of Titans East first appeared in the "Titans Tomorrow" storyline, which is set in the future.  The first modern incarnation appeared in "Teen Titans" vol.  3, #43 (2007), as a group of villains led by Deathstroke.  Cyborg has recently assembled a new version of the team.

Superman: At Earth's End: Superman: At Earth's End is a 1995 comic book Elseworlds story, published by DC Comics.  Written by Tom Veitch with art by Frank Gomez.  The story set in a post-apocalyptic future, where mutations run wild, and a white-maned Man of Steel has begun a fight against new scourge sweep across the Earth—a nightmare army of bat-men.  The book is, more or less, the sequel to the miniseries "Kamandi: At Earth's End", which itself was a reimagining of the DC Comic series "Kamandi", created by Jack Kirby in 1972.

DC Comics Super Hero Collection: The DC Comics Super Hero Collection was a fortnightly magazine collection, by Eaglemoss Publications, and DC Comics, launched on the 15th, March 2008, in the United Kingdom.  The series was inspired by the success of The Classic Marvel Figurine Collection, also published by Eaglemoss.  Each issue featured a hand painted, lead figure of a character from DC comic books, as well as an informational magazine, about the character.  The collection consisted of two regular issues a month; with a special issue released every two months, to accommodate the larger characters in the DC Universe.  The series also spawned a sub-series called "The Blackest Night/Brightest Day" collection, featuring characters from the various lantern corps from the DC Universe.

Kid Eternity: Kid Eternity is a fictional character, a comic book superhero that premiered in "Hit Comics" #25 written by Otto Binder, drawn by Sheldon Moldoff, and published by Quality Comics in December 1942.  All of Quality's intellectual properties were sold to DC Comics in 1956 (though most of the said properties lapsed into public domain by that point), including the character.  The character has continued to appear (albeit infrequently) in DC comic books since his revival in the 1970s.

Superman: War of the Worlds: Superman: War of the Worlds is a DC Comics Elseworlds comic story, published in 1998.  Written by Roy Thomas with Michael Lark as the artist.  The story is a rough adaptation of the H. G. Wells novel "The War of the Worlds", but is primarily based on the Superman mythology.  Wells' story is transported from early 20th century Britain to Metropolis in 1938.  Where the Martian invasion is met with a Golden Age-style Superman who is not blessed with the full range of powers that he typically has in modern comics.

The Culling (comics): The Culling is a DC Comic crossover story arc in their relaunched The New 52.  It involves three titles: Teen Titans, Legion Lost and Superboy, which is the conclusion to story arcs in all three titles involving the villainous organization N.O.W.H.E.R.E.  It begins in Teen Titans Annual #1, and runs through the ninth issues of each of the three series.  In its wake, a new series titled "The Ravagers" was launched.

Supporting paragraphs: Titans (2018 TV series) Starfire (Teen Titans)
Answer: The Answer Man of Space