| Issue | #8 |
| Published | April 1981 |
| Cover Price | 0.95 |
| Pages | 100 |
| Editing | Jack C. Harris |
| Genre | superhero |
| Pencils | Dick Giordano |
| Inks | Dick Giordano |
| Characters | Legion of Super-Heroes [Shadow Lass (intro); Brainiac 5; Karate Kid; Superboy; Cosmic Boy]; Fatal Five [Mano; Tharok; Emerald Empress; Persuader; Validus] |
| Synopsis | The Legion is sent to Talok VIII to investigate its sudden belligerence, with its native heroine Shadow Lass, and fall into separate traps designed for each one of them. The Legionnaires escape their traps, but their energy in doing so powers the Fatal Five's escape from the dimension into which they were flung after their last encounter with the Legion. |
| Genre | superhero |
| Script | Jim Shooter |
| Pencils | Curt Swan |
| Inks | George Klein |
| Letters | Milton Snapinn; Morris Waldinger? |
| Notes | Story continues in following sequence. |
| Reprinted | from Adventure Comics (DC, 1938 series) #365 (February 1968) |
| Characters | Legion of Super-Heroes [Cosmic Boy; Karate Kid; Superboy; Brainiac 5]; Shadow Lass; Fatal Five [Validus; Emerald Empress; Tharok; Persuader; Mano] |
| Synopsis | The Legion discovers that the Fatal Five were behind the belligerence of Talok VIII, while the Fatal Five head to Earth and its Universal Weapons Control Panel. But the Fatal Five discover they need a third key held at Legion Headquarters to operate the weapon. By the time they get there it is being defended by the returned Legionnaires. The Legionnaires fight the Fatal Five long enough for the U.P. Forces to come to their rescue and force the Five to flee. |
| Genre | superhero |
| Script | Jim Shooter |
| Pencils | Curt Swan |
| Inks | George Klein |
| Letters | Morris Waldinger (?); Gaspar Saladino |
| Reprinted | from Adventure Comics (DC, 1938 series) #366 (March 1968) |
| Characters | Legion of Super-Heroes [Lightning Lad; Duo Damsel; Cosmic Boy; Superboy; Phantom Girl; Invisible Kid; Sun Boy; Karate Kid; Ferro Lad (statue); Star Boy; Brainiac 5]; Fatal Five [Validus; Emerald Empress; Tharok; Persuader; Mano] (all in cameo); The Dark Circle; Sensei |
| Synopsis | While the new Legion Headquarters is being built, Karate Kid heads to Japan, while The Dark Circle watches from afar. The Dark Circle invades Japan, and everything seems hopeless until Brainiac 5 uses the Miracle Machine, a gift from a Controller, to repel the invasion. |
| Genre | superhero |
| Script | Jim Shooter |
| Pencils | Curt Swan |
| Inks | George Klein; Sheldon Moldoff |
| Letters | Ray Holloway ? |
| Reprinted | from Adventure Comics (DC, 1938 series) #367 (April 1968) |
| Characters | Colossal Boy; Shrinking Violet |
| Synopsis | Colossal Boy and Shrinking Violet are stuck on a cruiser with no power, except when Colossal Boy isn't on it. |
| Genre | superhero |
| Script | Cary Bates |
| Pencils | Dave Cockrum |
| Inks | Mike Grell |
| Reprinted | from Superboy (DC, 1949 series) #202 (May-June 1974) |
| Characters | Superboy; Fatal Five [Emerald Empress; Persuader; Tharok; Validus; Mano]; Lana Lang; Legion of Super-Heroes [Brainiac 5; Element Lad; Princess Projectra; Karate Kid; Chameleon Boy [also as Mano]; Mon-El; Colossal Boy] |
| Synopsis | At a carnival in his own time period, Superboy faces the Fatal Five. A Legion team trails the Fatal Five to Superboy's time, while, due to a time-distortion machine placed in Superboy's time by the Fatal Five, the rest of the Legion and their headquarters fade from existence in the future. The Legion team in Superboy's time disables the time-distorting machine, and so in the future Legion headquarters rematerializes, imprisoning Mano and Tharok. |
| Genre | superhero |
| Script | Cary Bates |
| Pencils | Dave Cockrum |
| Inks | Dave Cockrum |
| Reprinted | from Superboy (DC, 1949 series) #198 (October 1973) |