Checkmate Checkmate (often shortened to mate) is any game position in chess and other chess-like games in which a player's king is in check (threatened with ) and there is no possible escape. Checkmating the opponent wins the game. In chess, the king is ...

is a

fiction Fiction is any creative work, chiefly any narrative work, portraying character (arts), individuals, events, or setting (narrative), places that are imagination, imaginary or in ways that are imaginary. Fictional portrayals are thus inconsistent ...

al covert operations agency, as published by

DC Comics DC Comics (originally DC Comics, Inc., and also known simply as DC) is an American comic book publisher owned by DC Entertainment, a subsidiary of Warner Bros. Discovery. DC is an initialism for "Detective Comics", an American comic book seri ...

. The roster of the agency has changed a great deal over the years. These roster lists are of the members during the agency's various incarnations. The codenames listed under Character are those used during the time frame of the particular iteration. Characters with more than one codename for that period have them listed chronologically and separated by a slash (/). Bolded names in the most recent iteration published are the current agency members. First appearance is the place where the character first appeared as a member of a particular iteration. It is not necessarily the first appearance of the character in print, nor the story depicting how the character joined the agency. All information is listed in publication order first, then rank, and finally alphabetical. __TOC__

Roster during ''Checkmate!''

Roster between series

Roster during ''Checkmate'' vol. 2

Roster during ''Checkmate'' vol. 3

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Green Arrow Green Arrow is a superhero who appears in American comic books published by DC Comics. Created by Mort Weisinger and designed by George Papp, he first appeared in ''More Fun Comics'' No. 73 on September 19, 1941 (cover dated November 1941), th ...

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Talia al Ghul Talia al Ghul (; , ) is a fictional character appearing in American comic books published by DC Comics, commonly in association with Batman. The character was created by writer Dennis O'Neil and artist Bob Brown (comics), Bob Brown, and first app ...

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Lois Lane Lois Lane is a fictional character appearing in American comic books published by DC Comics. Created by writer Jerry Siegel and artist Joe Shuster, she first appeared in ''Action Comics'' Action Comics 1, #1 (June 1938). Lois is an award-winning ...

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Mister Bones Mister Bones (Robert Todd) is a character in the , created by Roy Thomas, Dann Thomas, and Todd McFarlane, in '' Infinity, Inc.'' #16 (July 1985). A former low-level supervillain and member of Helix, he reformed and joined the Infinity Inc. te ...

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Question A question is an utterance which serves as a request for information. Questions are sometimes distinguished from interrogatives, which are the grammar, grammatical forms, typically used to express them. Rhetorical questions, for instance, are i ...

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Steve Trevor General Steven Rockwell Trevor is a fictional character appearing in American comic books published by DC Comics, commonly in association with the superhero Wonder Woman. The character was created by William Moulton Marston and first appeared in ' ...

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