

While later editions gave the various creatures all the attributes which player characters had, 2nd edition only listed intelligence as a characteristic important for creating challenging encounters in the game. : 106–107 Next to a description, monster entries in this edition contained standardized sections covering combat, their habit and society, and their role in the eco-system. The second edition of the Advanced Dungeons & Dragons game featured both a higher number of books of monsters and more extensive monster descriptions than both earlier and later editions, with usually one page in length.

Monsters in the 2nd edition Advanced Dungeons & Dragons or Wizards of the Coast, not licensed or unlicensed third-party products such as video games or unlicensed Advanced Dungeons & Dragons 2nd Edition manuals. This list only includes monsters from official Advanced Dungeons & Dragons 2nd Edition supplements published by TSR, Inc.

This is a list of Advanced Dungeons & Dragons 2nd edition monsters, an important element of that role-playing game. Fictional creatures in the Advanced Dungeons & Dragons role-playing game
