In traditional tabletop RPG combat, it is common for a DM to control a pack of monsters by simply charging straight at the players and trading attacks until one side drops to zero hit points. This treats monsters like static bags of hit points and experience points, rather than living creatures with survival instincts.

Originally born from a popular blog, this work serves as an essential reference manual for Dungeons & Dragons Fifth Edition (5e) Dungeon Masters (DMs) looking to elevate their combat encounters. Many DMs seeking digital access search for this text using terms like "the monsters know what they're doing pdfcoffee"—referencing a widely known document-sharing archive.

A high-Intelligence creature will use complex traps; a high-Dexterity creature will use hit-and-run tactics.

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Acts as an isolated unit or succumbs quickly to fear when leadership falls.

: A creature with low Intelligence (under 7) acts purely on primal instinct, target proximity, or hunger. A creature with high Intelligence plans ambushes, sets traps, targets spellcasters, and utilizes complex terrain.

Hover out of melee range, look for ways to catch the party's primary spellcaster in their central Antimagic Cone, and fire random eye rays from above. Why Digital References Matter to Dungeon Masters

If you are a Dungeon Master looking for ways to make combat more than just a "slugfest" where monsters stand and swing until they die, you’ve likely come across the name Keith Ammann and his influential work, The Monsters Know What They’re Doing

Grab the ebook, bookmark the blog, and run those goblins like the terrifying little geniuses they were meant to be.

Using resources like the or a PDF format brings several advantages to your table: