The Monsters Know What They're Doing
2019 BOOK BY KEITH AMMANN
The Monsters Know What They’re Doing; The Monsters Know What They're Doing: Combat Tactics for Dungeon Masters; Live to Tell the Tale; Live to Tell the Tale: Combat Tactics for Player Characters; How to Defend Your Lair; MOAR! Monsters Know What They're Doing
The Monsters Know What They’re Doing: Combat Tactics for Dungeon Masters is a book by Keith Ammann, published by Saga Press in 2019, that is an unofficial supplement for the fifth-edition Dungeons & Dragons Monster Manual.