| 0 | Superman: Our Worlds at War Secret Files & Origins | cover | 1 | pencils: Ed McGuinness; inks: Cam Smith; colors: Richard Horie, Tanya Horie | Superman; Imperiex Prime; Imperiex probe; Green Lantern [Kyle Rayner]; Steel [John Henry Irons]; Superboy [Kon-el]; Martian Manhunter; blue girl; Wonder Woman; Mongal |
| 1 | Superman Secret Files & Origins: Our Worlds at War | foreword, introduction, preface, afterword | 1 | letters: typeset | Imperiex Prime |
| 2 | Contents | foreword, introduction, preface, afterword | 1 | letters: typeset | |
| 3 | The Eighth Day | comic story | 22 | script: Marv Wolfman, Jeph Loeb; pencils: Yvel Guichet; inks: Walden Wong, Dexter Vines; colors: Joe Rosas, Digital Chameleon; letters: Comic Craft; editing: Eddie Berganza, Tom Palmer Jr. | Imperiex probes; Liri Lee; Jun; Ish-Tar; Starfire [Koriand'r]; Ryand'r; Maxima; Kristoph; Grayven; Adam Strange; Superman; Imperiex Prime |
| 4 | The Art of War | illustration | 4 | pencils: Doug Mahnke; inks: Duncan Rouleau; colors: Tom McCraw, Digital Chameleon | |
| 5 | Earth Allies | character profile | 2 | script: Chuck Kim; pencils: Ariel Olivetti; inks: Ariel Olivetti; colors: Tom McCraw, Digital Chameleon | Superman; Sam Lane; Hope; Mercy; Nicole Stein; Lex Luthor; Justice League of America [Flash [Wally West]; Green Lantern [Kyle Rayner]; Martian Manhunter; Wonder Woman]; Justice Society of America [Black Canary [Dinah Lance]; Sand [Sandy Hawkins]; Star-Spangled Kid [Courtney Whitmore]; Mr. Terrific [ |
| 6 | Resources | comic story | 8 | script: J. H. Williams, D. Curtis Johnson; pencils: Yanick Paquette; inks: Mick Gray; colors: Tom McCraw, Digital Chameleon; letters: Comicraft | Mr. Bones; Amanda Waller; Cameron Chase; Cliff Hansen; Plasmus; Chemo; Shrapnel; Sam Lane; Peter Rice |
| 7 | Alien Allies | character profile | 2 | script: Chuck Kim; pencils: Dale Keown; inks: Dale Keown; colors: Tom McCraw, Digital Chameleon | Grayven; Adam Strange; Darkseid; Mongal; Massacre; Starfire [Koriand'r]; Maxima |
| 8 | They Call Me Zed | comic story | 10 | script: Joe Kelly; pencils: Alberto Saichann; inks: Alberto Saichann; colors: Tom McCraw, Digital Chameleon; letters: Comicraft; editing: Eddie Berganza, Tom Palmer Jr. | Superman; General Zod; Encantadora; Faora; Scarlet Scythe; Ignition; Kancer; Bizarro |
| 9 | Zod Squad | character profile | 2 | script: Chuck Kim; pencils: Duncan Rouleau; inks: Randy Emberlin; colors: Tom McCraw, Digital Chameleon | Gneral Zod; Faora; Ignition; Kancer |
| 10 | Behind the Lines | comic story | 2 | script: Scott Beatty; pencils: Paul Ryan; inks: Paul Ryan; colors: Tom McCraw, Digital Chameleon; letters: Comicraft | Justice Society of America [Green Lantern [Alan Scott]; Dr. Mid-Nite [Charles McNider]; Flash [Jay Garrick]; Hawkman [Carter Hall]; Wonder Woman [Hippolyta]; Atom [Al Pratt]; Spectre [Jim Corrigan]; Starman [Ted Knight]]; Roger Huntoon; Adolf Hitler; Jonathan Kent; Captain Atom [Nathaniel Adam]; Mar |
| 11 | Krypto | character profile | 1 | script: Chuck Kim; pencils: Yanick Paquette; inks: Yanick Paquette, Ray Snyder; colors: Tom McCraw, Digital Chameleon | Krypto; Superman |