| 0 | - | cover | 1 | pencils: Olivier Coipel; inks: Andy Lanning; colors: Patrick Martin | Star Boy; Spark; Shrinking Violet; Chameleon; Apparition; Cosmic Boy; Brainiac 5; Monstress |
| 1 | Legion of Super-Heroes Secret Files #2 Cover | cover reprint (on interior page) | 1 | pencils: Chris Sprouse; inks: Al Gordon; colors: Tom McCraw | Apparition; Brainiac 5.1; Chameleon; Cosmic Boy; Element Lad; Ferro; Gates; Invisible Kid; Karate Kid; Kid Quantum; Kinetix; Leviathan; Live Wire; M'Onel; Monstress; Saturn Girl; Sensor; Spark; Star Boy; Thunder; Triad; Ultra Boy; Umbra; XS; Koko |
| 2 | Unknown Point of Origin | comic story | 22 | script: Dan Abnett, Andy Lanning; pencils: Chuck Wojtkiewicz; inks: Dexter Vines; colors: Tom McCraw; letters: Clem Robins | Apparition; Brainiac 5.1; Chameleon; Cosmic Boy; Element Lad; Ferro; Gates; Invisible Kid; Karate Kid; Kid Quantum II; Kinetix; Leviathan II; Live Wire; M'Onel; Monstress; Saturn Girl; Sensor; Spark; Thunder; Triad; Ultra Boy; Umbra; XS; Chuck Taine; Dyrk Magz; Koko; R. J. Brande; Blight (introducti |
| 3 | Legionnaires #78 Cover | cover reprint (on interior page) | 1 | pencils: Jeffrey Moy; inks: W. C. Carani; colors: Patrick Martin | Apparition; Monstress; Brainiac 5; Cosmic Boy |
| 4 | Emissary | comic story | 22 | script: Dan Abnett, Andy Lanning; pencils: Jeffrey Moy, Olivier Coipel; inks: W. C. Carani, Andy Lanning; colors: Tom McCraw; letters: Pat Brosseau, Comicraft | Cosmic Boy; Brainiac 5; Apparition; Monstress; Saturn Girl; Live Wire; XS; Ultra Boy |
| 5 | Legion of Super-Heroes #122 Cover | cover reprint (on interior page) | 1 | pencils: Olivier Coipel; inks: Andy Lanning; colors: Patrick Martin | Ultra Boy; Umbra; Karate Kid |
| 6 | Legion of the Damned Part One | comic story | 22 | script: Dan Abnett, Andy Lanning; pencils: Olivier Coipel; inks: Andy Lanning; colors: Tom McCraw; letters: Comicraft | Live Wire; XS; Shvaughn Erin; Chameleon; Ultra Boy; Umbra; Karate Kid; Star Boy; Kinetix; Cosmic Boy; Apparition; Brainiac 5; Monstress |
| 7 | Legionnaires #79 Cover | cover reprint (on interior page) | 1 | pencils: Olivier Coipel; inks: Andy Lanning; colors: Patrick Martin | Star Boy; Spark; Shrinking Violet; Chameleon; Apparition; Cosmic Boy; Brainiac 5; Monstress |
| 8 | Legion of the Damned Part Two Damned if We Do! | comic story | 22 | script: Dan Abnett, Andy Lanning; pencils: Olivier Coipel; inks: Andy Lanning; colors: Tom McCraw; letters: Comicraft | Ultra Boy; Kinetix; Element Lad; Evolvo; Shrinking Violet; Star Boy; Spider-Girl; Lori Morning; Chameleon; Brainiac 5; Apparition; Cosmic Boy; Monstress; XS; Umbra; Ferro; M'Onel; Triad; Saturn Girl |
| 9 | Legion of Super-Heroes #123 Cover | cover reprint (on interior page) | 1 | pencils: Olivier Coipel; inks: Andy Lanning; colors: Patrick Martin | Kinetix; Kid Quantum; Element Lad; XS; Saturn Girl |
| 10 | Legion of the Damned! Part Three Damned If We Don't! | comic story | 22 | script: Dan Abnett, Andy Lanning; pencils: Olivier Coipel; inks: Andy Lanning; colors: Tom McCraw; letters: Comicraft | XS; Saturn Girl; Element Lad; Ferro; Atmos; Spark; Kid Quantum; Thunder; Ultra Boy; Umbra; Star Boy; Karate Kid; M'Onel; Atrophos; Radion; Particon; Kinetix |
| 11 | Legionnaires #80 Cover | cover reprint (on interior page) | 1 | pencils: Olivier Coipel; inks: Andy Lanning; colors: Patrick Martin | Saturn Girl; Ferro; Thunder |
| 12 | Legion of the Damned Part Four Damned for All Eternity! | comic story | 22 | script: Dan Abnett, Andy Lanning; pencils: Olivier Coipel; inks: Andy Lanning; colors: Tom McCraw; letters: Comicraft | M'Onel; Brainiac 5; Apparition; Saturn Girl; XS; Cosmic Boy; Chameleon; Monstress; Triad; Kid Quantum; Ultra Boy; Karate Kid; Live Wire; Thunder; Gates; Magno; Invisible Kid; Sensor; Star Boy; Kinetix; Umbra; Ferro; Shrinking Violet; Element Lad; Atrophos |
| 13 | The Blight | character profile | 1 | script: Dan Abnett, Andy Lanning; pencils: Olivier Coipel; inks: Andy Lanning; colors: Tom McCraw | The Blight |
| 14 | Legion of Super-Heroes #124 Cover | cover reprint (on interior page) | 1 | pencils: Olivier Coipel; inks: Andy Lanning; colors: Chris Sotomayor | Saturn Girl; Live Wire |
| 15 | Childhood's End | comic story | 22 | script: Dan Abnett, Andy Lanning; pencils: Angel Unzueta; inks: Jaime Mendoza; colors: Tom McCraw; letters: Comicraft | Live Wire; Invisible Kid; Star Boy; Dreamer; Umbra; Saturn Girl; Triad; R. J. Brande; Winema Wazzo; Element Lad; Brainiac 5; Chuck Taine; Leland McCauley; Lori Morning; Amilia Crugg; M'Onel; Violet; Thunder |
| 16 | Legionnaires #81 Cover | cover reprint (on interior page) | 1 | pencils: Olivier Coipel; inks: Andy Lanning; colors: Chris Sotomayor | Brainiac 5 |
| 17 | Event Horizon | comic story | 22 | script: Dan Abnett, Andy Lanning; pencils: Adam DeKraker; inks: Andy Lanning; colors: Tom McCraw; letters: Comicraft | Brainiac 5; Invisible Kid; Element Lad; Chuck Taine; Star Boy; Kid Quantum; Monstress; Dreamer; Ultra Boy; Apparition; ERG-1; Triad; R. J. Brande; M'Onel; Gates; Cosmic Boy; Thunder; Shrinking Violet; Karate Kid, Sensor; Chameleon; Saturn Girl; Kinetix; XS; Leland McCauley; Repulse; Amber; Helios; D |
| 18 | Legion of Super-Heroes #125 Cover | cover reprint (on interior page) | 1 | pencils: Olivier Coipel; inks: Andy Lanning; colors: Chris Sotomayor; letters: Todd Klein | |
| 19 | Extinction Event | comic story | 22 | script: Dan Abnett, Andy Lanning; pencils: Angel Unzueta; inks: Jaime Mendoza; colors: Tom McCraw; letters: Comicraft | Brainiac 5; Lori Morning; Chuck Taine; Invisible Kid; Cosmic Boy; Shrinking Violet; M'Onel; ERG-1; Saturn Girl; Live Wire; Apparition; Monstress; Umbra; Ferro; Chameleon; Ultra Boy; Element Lad; Karate Kid; XS; Sensor; Kid Quantum; Triad; Magno; Gates; Kinetix; Spark |
| 20 | Afterword | foreword, introduction, preface, afterword | 2 | script: Michael McAvennie | |