Comic Title: Action Comics #546
Publisher: DC (DC Comics Inc.)
Address: 666 Fifth Avenue, New York, NY
Cover Date: August 1983
On Sale Date: May 26, 1983 Newsstand Date May 26, 1983
Source: House Ad, All-Star Squadron #24, Page 32

Newsstand Date May 26, 1983
Source: Comic Reader, #211

Newsstand Date May 26, 1983
Source: Amazing Heroes, #25

Shipping Date May 3, 1983
Source: Comic Reader, #211

Shipping Date May 3, 1983
Source: Amazing Heroes, #25

Shipping Date May 3, 1983
Source: Comics Journal, #81

Copyright Date May 3, 1983
Source: Library of Congress, Copyright Office 1983
DC publication dates beyond April 1981 listed by the LoC
represent shipping dates NOT newsstand sale dates

Frequency: Monthly
Cover Price: $0.60
Page Count: 32
Editor: Julius Schwartz

Title: "Showdown"
Pages: 23

Feature(s):
Superman (of Earth-1)

Writer: Marv Wolfman
Artist: Gil Kane
Letterer: Ben Oda
Colorist: Eugene D'Angelo

Reprinted In:
Adventures of Superman:Gil Kane HC (2013)

Feature Character(s)

• Superman (last appearance in Action Comics #545; next appearance in Superman #387)

Guest Star(s)

• Justice League of America (last appearance in Justice League of America #216; next appearance in Superman #387)
• Wonder Woman (last appearance in New Teen Titans #32; next appearance in Wonder Woman #305)
• Flash (last appearance in Flash #322; next appearance in DC Comics Presents Annual #2)
• Green Arrow (last appearance in Green Lantern #165; next appearance in Detective Comics #527)
• Atom (last appearance in Justice League of America #216; next appearance in Justice League of America Annual #1)
• Hawkman (last appearance in Justice League of America #216; next appearance in Superman #387)
• Red Tornado (last appearance in Justice League of America #216; next appearance in Superman #387)
• Zatanna (last appearance in Wonder Woman #300; next appearance in Justice League of America #217)
• Firestorm (last appearance in Fury of Firestorm #13; next appearance in Fury of Firestorm #14)
• Martin Stein (last appearance in Fury of Firestorm #13; next appearance in Fury of Firestorm #14)
• Teen Titans (last appearance in New Teen Titans #32; next appearance in New Teen Titans #33)
• Robin (last appearance in New Teen Titans #32; next appearance in DC Comics Presents Annual #2)
• Kid Flash (last appearance in New Teen Titans #32; next appearance in Flash #324)
• Wonder Girl (last appearance in New Teen Titans #32; next appearance in New Teen Titans #33)
• Beast Boy/Changeling (last appearance in New Teen Titans #32; next appearance in New Teen Titans #33)
• Raven (last appearance in New Teen Titans #32; next appearance in New Teen Titans #33)
• Cyborg (last appearance in New Teen Titans #32; next appearance in New Teen Titans #33)
• Starfire (last appearance in New Teen Titans #32; next appearance in New Teen Titans #33)
• Terra (last appearance in New Teen Titans #32; next appearance in New Teen Titans #33)

Supporting Character(s)

• Lois Lane (last appearance in Daring New Adventures of Supergirl #8; next appearance in Superman #388)
• Jimmy Olsen (last appearance in Action Comics #545; next appearance in Superman #387)
• Lana Lang (last appearance in Action Comics #544; next appearance in Superman #387)
• Morgan Edge (last appearance in Superman #386; next appearance in Superman #388)

Villain(s)

• Brainiac (last appearance in Action Comics #545; next appearance in New Teen Titans Annual #1)

Other Character(s)

• Sam Lane (last appearance in Superman #386; no further appearances)
• Ella Lane (last appearance in Superman #386; next appearance in Lois Lane #1)