"Tome of Battle" introduces a new combat subsystem for the D& D game. "Tome of Battle" introduces new rules for players who want new and interesting combat options for their characters. The nine martial disciplines presented within allow a character with the proper knowledge and focus to perform special combat maneuvers and nearly magical effects. Three new martial adept base classes are presented that allow a character to develop their discipline even further. Also included are new feats and prestige classes that build on the disciplines, new magic items and spells, and new monster and organizations.Brunner, Frank is the author of 'Tome of Battle The Book of Nine Swords' with ISBN 9780786939220 and ISBN 0786939222.