This is the new revised edition. BattleTech Master Rules replaces the BattleTech Compendium: The Rules of Warfare as the single-source rulebook for advanced BattleTech players. The complete guide to combat in the 31st century, it includes all the rules needed to simulate exciting conflicts between BattleMechs, vehicles and infantry, as well as special rules for artillery, hostile environments, air and naval forces, and much more. This new rulebook combines material from BattleTech, 4th Edition; CityTech, Second Edition, and other sources in the most comprehensive set of rules ever published for the BattleTech game system. Also included are complete new table-top miniatures rules that let players play BattleTech in three-dimensional terrain. Inner Sphere and Clan 'Mech designs, plus scenario-building rules and the Battle Value System for balancing forces, let players create their own BattleTech games from the ground up, and make this book a must-have manual for BattleTech enthusiasts.