These Forces of Nature Can Weather Any Storm Barbarians, druids, and rangers are the rugged and noble champions of untamed lands. This book teems with new ways to customize even the most seasoned characters, New feats, weapons, spells, and magic items. Improved, more detailed rules for the wild shape ability. New prestige classes such as the frenzied berserker, the windrider, and the oozemaster. A new type of magic item—the infusion. Dungeon Masters and players who want to add a new dimension to their barbarians, druids, and rangers will uncover a cache of indispensable material within these pages. To use this accessory, a Dungeon Master also needs the Player's Handbook, the Dungeon Master's Guide, and the Monster Manual . A player needs only the Player's Handbook .