Young Billy Wood received a jetpack through unknown means. Using his jetpack to fly and fight crime as Rocket Boy, Billy also used it to search for his missing father. After escaping being kidnapped and fighting off natives, Rocket Boy discovered his father was being held captive by Ed Stevens, who wanted to know the location of a diamond mine. When Rocket Boy came to his father's rescue, Stevens released a lion to kill them. Billy tied up the lion and saved his father's life. Billy had no superpowers save for flying with his jetpack.