Earth-Two
Used on 35 entries
Issues
- World's Finest Comics #208
- The New Adventures of Superboy #15
- The New Adventures of Superboy #16
- Justice League of America #193
- World's Finest Comics #271
- Justice League of America #196
- Justice League of America #197
- All-Star Squadron #15
- Justice League of America #208
- Supercomic #269
- All-Star Squadron #50
- World's Finest: Guardians of Earth #[nn]
- Crisis on Multiple Earths #3