The End of a D&D Campaign Was the Beginning of Doom

Doom, widely-regarded as one of the first successful first-person shooter video game, has its roots in a Dungeons & Dragons campaign that went disastrously wrong when one of the player characters made a literal deal with the devil...and lost.
Read more: http://snapzu.com/Zeus/the-end-of-a-dd-campaign-was-the-beginning-of-doom?source=Snapzu