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Danger Around Every Corner and Behind Every Screen! The greatest threat to any adventuring party is a devious Dungeon Master. This book is spring-loaded with ideas, both subtle and sinister, that will ensure every gaming session is appropriately hazardous, including: Over fifty encounters designed to be dropped into any campaign. Scalable scenarios that can be pitted against characters from 1st to 20th level. Advice for creating your own deceptive and deadly situations. Dungeon Masters who want to keep their players on their toes will be inspired by the invaluable 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.