Earth-SL

Earth-SL

Multiverse characters: 

Superboy, Starboy, Green Lantern Talu-Katu

Notes: 

Kal-El's spaceship went astray and was embedded in an asteroid until discovered oin 2987 by Marla Latham. Kal was adopted by and raised by R.J. Brande. A rebellious teenage Superboy founded a group of superheroers called Superboy's Legion.

The designation Earth-SL is unofficial.