| Unofficial Leading Comics Index |
"Chapter II: Mr. X Marks The Spot!"
"Chapter 3: The X-Ploits of Mr. X!"
"Chapter 4: The House That Couldn't Be Robbed!"
"Chapter 5: Interlude at Hoodlums' Hideout"
"Chapter 6: The Gorilla and the Gangster!"
"Chapter 7: Inco the Unknown!"
"Chapter 8"
Credits:
| Story | Joe Samachson |
| Art | Arthur Cazeneuve |
Feature Character(s):
- Seven Soldiers of Victory:
- Crimson Avenger (between Detective Comics #83 and #84)
- Green Arrow (between More Fun Comics #94 and World's Finest Comics #12/5)
- Shining Knight (Sir Justin; between Adventure Comics #89/3 and #90/3)
- Speedy (between More Fun Comics #94 and World's Finest Comics #12/5)
- Star-Spangled Kid (last in Star Spangled Comics #28/2; next in World's Finest Comics #12/2)
- Stripesy (last in Star Spangled Comics #28/2; next in World's Finest Comics #12/2)
- Vigilante (between Action Comics #68/2 and #69/2)
Supporting Character(s):
- Wing (between Detective Comics #83 and #84)
- Winged Victory (between Adventure Comics #89/3 and #90/3; sent back in time to 16th Century Italy)
- Professor Moresby (between Adventure Comics #89/3 and #90/3)
Villain(s):
- Mister X (first appearance; a crime boss who uses disguises to fool the Legionaires; discovering that he hides his own unusual appearance behind more disguises)
Location(s):
Comment(s):
- The Green Arrow and Speedy in this story are no longer in continuity.
- This story takes place in the summer.
- Chapter V is a two page text story with Mr. X meeting with the criminals he is taking bets from.
Story Reprinted in:
- Seven Soldiers of Victory Archive #3 (2008)