<P> Tome of Battle adds eight martial adept prestige classes, in the same expanded format as the base classes earlier in the book, and rules for using other prestige classes with the martial adept base classes . Martial adepts continue to advance in their martial skills while multiclassing (either with other base classes or with prestige classes), but more slowly, except when multiclassing with other martial adept classes . </P> <P> The Prestige Classes from Tome of Battle are listed in the article List of prestige classes . </P> <P> The last section of the book is devoted to monsters one might find and ally with or fight in a martial - centered campaign . It covers four creatures that can be allies or enemies to students of the Sublime Way, including a rakshasa variant; the Reth Dekala, remnants of a once - proud warrior race turned into restless spirits; and the valkyrie . </P> <P> The Tome of Battle was written by Richard Baker, Matthew Sernett, and Frank Brunner, and was published in August 2006 . Cover art was by Eric Polak, with interior art by Kalman Andrasofszky, Steve Ellis, Wayne England, Emily Fiegenschuh, Howard Lyon, Jeff Nentrup, Torstein Nordstrand, Michael Phillippi, Arnie Swekel, and Beth Trott . </P>

The tome of battle the book of nine swords