Mark Rein-Hagen was on the road with Wieck and Stevens to GenCon 23 in 1990, when he conceived of the game Vampire: The Masquerade which became his main project of 1991, and the new company was able to publish the game that same year.
14 Facts About Mark Rein-Hagen
Mage was based somewhat on a game that Mark Rein-Hagen had thought of in 1989 as something like a modern-day Ars Magica, although Mage was the first game in the World of Darkness in which he was not directly involved.
Mark Rein-Hagen was developing a science-fiction game called Exile to be published in 1997 and owned by a non-profit known as the Null Foundation.
Mark Rein-Hagen served as a writer and producer for Kindred: The Embraced, a 1996 TV show loosely based on Vampire, produced by Aaron Spelling and shown on Fox TV.
Mark Rein-Hagen was unhappy with the finished product because FOX's producers had a vision for the series he did not share.
Mark Rein-Hagen continued to work in Hollywood for four years total, but disillusioned and fed up trying to make it as a writer, he decided to leave it behind.
Mark Rein-Hagen founded the company Atomaton, Inc a few years later, which published his game Z-G in 2001, but Atomaton ceased operation in 2003.
Mark Rein-Hagen published Whimsy Cards, Ars Magica, and major Ars Magica supplements through Lion Rampant with Jonathan Tweet.
Tweet and Mark Rein-Hagen worked with Stevens, John Nephew, and others who would become hobby game professionals.
Mark Rein-Hagen sold his shares in White Wolf in 2007 and left the gaming field.
Mark Rein-Hagen was evacuated with other US citizens living in Georgia and founded the site sosgeorgia.
In 2012 Mark Rein-Hagen worked on a card game called Democracy for his company Make Believe Games.
On February 4,2014 Mark Rein-Hagen released a statement citing poor health as the reason for his lack of communication and promising that backers would get their game.
Mark Rein-Hagen elaborated on this role-playing game in March 2013, in another YouTube interview, describing some of the mechanics and speculating on a release date without naming it.