Agent 3-21 has appeared in 1 comic from Marvel Comics since 1941. Most catalogued appearances come from Captain America Comics.
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Limited Series
IDW Publishing
1 issue
Prana Publishers
1 issue
Graphic Novel
Legendary Comics
1 issue
Limited Series
Marvel Comics
5 issues
Image Comics
13 issues
Marvel Comics
5 issues
Limited Series
Image Comics
6 issues
DC Comics
5 issues
Limited Series
DC Comics
6 issues
Limited Series
Image Comics
5 issues
Limited Series
DC Comics
12 issues
Marvel Comics
44 issues
X-Men: The Hellfire Murder (2026)
Jul 22, 2026
Queen In Black (2026)
Jul 1, 2026
A Mischief Of Magpies (2026)
Jul 15, 2026
Superman’s Good Guy Gang (2025)
Jul 7, 2026
Nightwing (2016)
Jul 15, 2026
Superman: Action Comics (2026)
Jun 16, 2026
Lex Luthor: Diabolical Genius (2026)
Jul 7, 2026
Superman: Father of Tomorrow (2026)
Jun 24, 2026
The Flash (2023)
Jun 24, 2026
Green Lantern Corps (2025)
Jun 10, 2026
Batman/Superman: World's Finest Deluxe Edition (2026)
Jun 9, 2026
258 members
303 members
488 members
52 members
85 members
132 members
323 members
150 members
145 members
171 members
117 members
88 members
Main Story
23 issues
Tie-In Arc
25 issues
Crossover Event
28 issues
33 issues
Crossover Event
33 issues
Crossover Event
Earth-616
33 issues
3 issues
10 issues
Crossover Event
Prime Earth (Earth-0)
36 issues
Crossover Event
65 issues
Crossover Event
71 issues
61 issues
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