| Name |
Initial Encounter with the JSA |
Status |
| Per Degaton |
All-Star Comics #35 |
Deceased |
| Brain Wave |
All-Star Comics #15 |
Deceased |
| Ultra -Humanite |
JLA #195-197 |
Active |
| Injustice Society of the World |
All-Star Comics #37 |
Active |
| Psycho Pirate I |
All-Star Comics #23 |
Deceased |
| Psycho Pirate II |
All-Star Comics #68 |
Active |
| King Bee |
All-Star Comics #18 |
Unknown |
| The Key |
All-Star Comics #57 |
Unknown |
| The Monster |
All-Star Comics #20 |
Unknown |
| Mad Maestro |
All-Star Comics #19 |
Deceased |
| Federic Vaux |
Adventure #463 |
Deceased |
| Professor Zodiak |
All-Star Comcis #42 |
Unknown |
| Vandal Savage |
Flash #137 |
Active, Immortal |
| Vulcan |
All-Star Comics #61 |
Unknown |
| Master Summoner |
All-Star Comics #74 |
Unknown |
| Kulak |
Justice Society of America #9 |
Active |
| Stalker |
All-Star Comics Volume 2, #1 |
Unknown |
| Mordru |
JSA Secret Files and Origins #1 |
Unknown |
| Obdisian & Ian Karkull |
JSA #7 |
Unknown |
| Kobra |
JSA #11 |
Active |
| Extant |
Zero Hour #3 |
Active |
Notable
Adversaries