Dungeon Master´s Guide (Dungeons & Dragons Core Rulebooks)

Wizards of the Coast - <p>Weave legendary stories in the world's greatest roleplaying game. All you need to run a Dungeons &amp; Dragons game is your imagination, some dice, and this book. The Dungeon Master's Guide teaches you how to how to run D&amp;D adventures for your players-- how to invent monsters for them to fight, mysteries for them to solve, and fantasy worlds for them to explore.</p>