[Gallery] Defend yourself and protect your assets in a lair that feels as real and alive as your monsters with advice from Keith Ammann, author of The Monsters Know What Theyre Doing: Combat Tactics for Dungeon Masters. The world is a dangerous placeespecially when youre up to no good. Whether youre a rampaging monster, a calculating mastermind, or the current possessor of the Golden MacGuffin, someones going to come at you. Probably more than one someone. You cant know when, but you can choose where. You need to be ready. You need a lair. In How to Defend Your Lair, gamemaster Keith Ammann pulls back the curtain on an underrated but crucial part of any tabletop roleplaying game: the theater of battle. Say goodbye to encounters in randomly generated dungeons and hello to a game in which where the fight takes place is just as important as who is doing the fighting. This book teaches you how to use real-world principles of building security and area defense to cr