Lucas "Snapper" Carr is a fictional character appearing in 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 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, 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.