Matthew Grau (Grau, Matthew)

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Angelic Player's Guide
by Mike Nystul, Steve Kenson, Sam Chupp, Derek Pearcy, David Edelstein, Matthew Grau, James Cambais, John S. Ross
Softcover, Psi, ISBN 155634340X (1-55634-340-X)
CthulhuTech
by Matthew Grau, Fraser Mckay
Hardcover, Mongoose Pub, ISBN 0976330601 (0-9763306-0-1)
In Nomine Infernal Player's Guide
by Nettie Hartsock, James Cambias, Sam Chupp, G. R. Cogman, David Edelstein
Softcover, Jackson Games, Incorporated, Steve, ISBN 1556343442 (1-55634-344-2)
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Liber Reliquarum: The Book of Relics
by John Tynes, Steven Long, Derek Pearcy, David Edelstien, Walter Milliken, Elizabeth McCoy, Matthew Grau, Laura Davidson, John Karakash, Bob Schroeck
Softcover, Psi, ISBN 1556343450 (1-55634-345-0)