|Real name:||Gim Allon|
Gim Allon was originally from Earth, but once, while taking a vacation on Mars, a meteor crashed in the soil near him. The radiation from the meteor altered his molecules, giving him the ability to increase his size.
Powers and Abilities
Colossal Boy made his first appearance in Action Comics # 267 (August 1960).
The title or other information in this article is taken from the Super Powers franchise that spun off from the Super Friends franchise, beginning with the Super Powers Collection, and continuing in a variety of books, comics, toys and games, particularly the DC Heroes RPG.