| 50 | New Adventures of Superboy, The | 1st appearance of Nylor Truggs; 1st appearance of Cyclone; 1st appearance of Landslide; 1st appearance of Smasher; 1st appearance of High Roller; 1st appearance of Magaton; 1st appearance of Wisp; 1st appearance of Blizzard; 1st appearance of Man-Mountain; Giant-size Anniversary Issue |
| 50/NS | New Adventures of Superboy, The | 1st appearance of Blizzard; 1st appearance of Cyclone; 1st appearance of High Roller; 1st appearance of Landslide; 1st appearance of Magaton; 1st appearance of Man-Mountain; 1st appearance of Nylor Truggs; 1st appearance of Smasher; 1st appearance of Wisp; Giant-size Anniversary Issue |