a|state
Contested Ground Studios: a|state 1 (2004 Hardcover)

a|state GM Screen
Contested Ground Studios: a|state 1 (2004 PDF)

The Consequences of Debt
Contested Ground Studios: a|state 1 (2005 PDF)

Faces in the Crowd, Volume 1: Villains
Contested Ground Studios: a|state 1 (2005 PDF)

Ghostfighter
Contested Ground Studios: a|state 1 (2005 PDF)

The Lostfinder's Guide to Mire End
Contested Ground Studios: a|state 1 (2004 )

Undercurrents #3: ... A Guide to the On-Going Colonization of Poseidon.
Biohazard Games: Blue Planet 1 (1998 )

Cold City
Contested Ground Studios: Cold City 1 (2006 )

Cold City Companion
Contested Ground Studios: Cold City 1 (2007 )

Cold City
Contested Ground Studios: Cold City 1.1 (2008 )
Cubicle 7 Entertainment: Cold City 1.1 (2010 )
Contested Ground Studios: Cold City 1.1 (2010 )

The Smoke: 1867 Edition
Heresy Gaming: Fuzion 1 (2004 )

Hot War
Contested Ground Studios: Hot War 1 (2008 Digest)
Contested Ground Studios: Hot War 1 (2009 Hardcover)
Cubicle 7 Entertainment: Hot War 1 (2010 Digest)
Contested Ground Studios: Hot War 1 (2010 Digest)

The Hot War Transmission #1
Contested Ground Studios, UK: Hot War 1 (2010 Digest)