He is also a playable characters in the game, identity v. Norton also known as "The Prospector".

Campbell survived a terrible mining accident, but his coworkers weren't as lucky. The disaster did not break him, but he became even more reserved and gloomy.

With the meteroite magnet obtained from the accident, he changed his profession and became a geological surveyor to make a better living and to get away from the darkness of the mines.