Abomination Codex
Eden Studios: Unisystem (2000 )

All Flesh Must Be Eaten
Eden Studios: Unisystem (2000 )
Eden Studios: Unisystem (2003 Hardcover)
Eden Studios: Unisystem (2005 )

All Tomorrow's Zombies
Eden Studios: Unisystem (2007 )

ARRGH! Thar Be Zombies
Eden Studios: Unisystem (2010 )

Atlas of the Walking Dead
Eden Studios: Unisystem (2003 )

The Book of Archetypes
Eden Studios: Unisystem (2003 )

The Book of Archetypes II
Eden Studios: Unisystem (2003 )

Chronicler's Shield
Eden Studios: Unisystem (2001 )

Dungeons and Zombies
Eden Studios: Unisystem (2004 )

Enter the Zombie
Eden Studios: Unisystem (2002 )

Fistful o' Zombies
Eden Studios: Unisystem (2003 )

Floor Plan 4: Mall of the Dead
Steve Jackson Games: Unisystem (2002 Looseleaf)

Mystery Codex
Eden Studios: Unisystem (1999 )

One of the Living
Eden Studios: Unisystem (2004 )
Eden Studios: Unisystem (2005 )

Power and Privilege
Eden Studios: Unisystem (2001 )

Zombie Smackdown
Eden Studios: Unisystem (2004 )

Armageddon
Myrmidon Press: Unisystem 1 (1997 )

Band of Zombies
Eden Studios: Unisystem 1 (2013 )

The Book of Hod
Eden Studios: Unisystem 1 (2003 )

Witchcraft
Myrmidon Press: Unisystem 1 (1996 )

Enemies Archived
Eden Studios: Unisystem 1 (2006 PDF)

Armageddon: The End Times
Eden Studios: Unisystem 2 (2003 Hardcover)

Armed Force
Eden Studios: Unisystem 2 (2007 )
Misfit Studios: Unisystem 2 (2007 Hardcover)

C.J. Carella's Witchcraft
Eden Studios: Unisystem 2 (1999 )

Conspiracy X, Second Edition
Eden Studios: Unisystem 2 (2006 Hardcover)

Conspiracy X Introductory Game Kit
Eden Studios: Unisystem 2 (2012 )

Eden Studios Presents Volume 1
Eden Studios: Unisystem 2 (2004 )

Eden Studios Presents Volume 2
Eden Studios: Unisystem 2 (2004 )

Enemies Archived
Misfit Studios: Unisystem 2 (2007 )
Misfit Studios: Unisystem 2 (2007 )

The Extraterrestrials Sourcebook
Eden Studios: Unisystem 2 (2012 Hardcover)

Odyssey Prime
Misfit Studios: Unisystem 2 (2006 PDF)
Eden Studios: Unisystem 2 (2006 PDF)
Misfit Studios: Unisystem 2 (2010 Hardcover)
Eden Studios: Unisystem 2 (2010 Hardcover)
Misfit Studios: Unisystem 2 (2010 )
Eden Studios: Unisystem 2 (2010 )

Odyssey Prime: Southern Discomfort
Misfit Studios: Unisystem 2 (2006 PDF)
Misfit Studios: Unisystem 2 (2010 )
Eden Studios: Unisystem 2 (2010 )

The Paranormal Sourcebook
Eden Studios: Unisystem 2 (2012 Hardcover)

Pulp Zombies
Eden Studios: Unisystem 2 (2003 )

Terra Primate
Eden Studios: Unisystem 2 (2003 Hardcover)

The Waking Dead
Eden Studios: Unisystem 2 (2011 )

Worlds of the Dead
Eden Studios: Unisystem 2 (2006 )

Zombie Master Screen
Eden Studios: Unisystem 2 (2002 )

Angel Roleplaying Game
Eden Studios: Unisystem / Cinematic 1 (2003 Hardcover)

Angel Roleplaying Game Director's Screen
Eden Studios: Unisystem / Cinematic 1 (2004 )

Army of Darkness
Eden Studios: Unisystem / Cinematic 1 (2005 Hardcover)

Buffy the Vampire Slayer Director's Screen
Eden Studios: Unisystem / Cinematic 1 (2002 )

Buffy the Vampire Slayer Roleplaying Game
Eden Studios: Unisystem / Cinematic 1 (2002 Hardcover)
Eden Studios: Unisystem / Cinematic 1 (2002 Hardcover)
Eden Studios: Unisystem / Cinematic 1 (2005 Hardcover)

Eldritch Skies
Battlefield Press: Unisystem / Cinematic 1 (2012 Hardcover)
Battlefield Press: Unisystem / Cinematic 1 (2012 )

Ghosts of Albion Roleplaying Game
Eden Studios: Unisystem / Cinematic 1 (2008 Hardcover)

The Magic Box
Eden Studios: Unisystem / Cinematic 1 (2003 )

Monster Smackdown
Eden Studios: Unisystem / Cinematic 1 (2003 Hardcover)
Eden Studios: Unisystem / Cinematic 1 (2003 Hardcover)

Slayer's Handbook
Eden Studios: Unisystem / Cinematic 1 (2002 Hardcover)
Eden Studios: Unisystem / Cinematic 1 (2003 Hardcover)