From publisher blurb:
Challenge Your Players!
Haunts, environmental hazards, and traps provide three distinct ways to challenge your players.
Within these pages, we have gathered more than 40 years of gaming and design experience to give you the greatest variety of haunts, environmental hazards, and traps that our devious minds could think up, presented in such a manner as to make it as easy for you as possible to run them in your game.
26 Haunts, from level 0 to 20, including the ominous Soul Sarcophagus and the Grasping Dead.
16 Environmental Hazards, from Shrieker Shrooms (level 0) to the devastating Elemental Vortex (level 20).
24 Traps, from level 0 to 22, including Battle Chess, Bear Trap, Iron Maiden, Swinging Log Trap, Refuse Room, and Well of Slime.