Many Biohazard employees originally produced work for The Unspeakable Oath published by Pagan Press when it was located in Columbia, Missouri.

But when Pagan founder John Scott Tynes moved the company to Seattle in 1994, a core of people including Jeff Barber chose to stay in Columbia.

[1]: 81  As game historian Shannon Appelcline explained in the 2014 book Designers & Dragons, "Many of the Pagan volunteers lived together there — and not all of them wanted to move.

As Appelcline noted, "Blue Planet shared at least a little inspiration with Pagan's planned End Time game.

"[1]: 84  Biohazard had only sold 2,700 copies of Blue Planet by 1999, so they made a deal for better distribution with Fantasy Flight Games (FFG), which was looking for a flagship RPG line.