Portal:Dungeons & Dragons/Selected rulebook/9

S2 - White Plume Mountain is a module for the Advanced Dungeons & Dragons fantasy role-playing game, written by Lawrence Schick and published by TSR in 1979. Its associated module code is S2 (Special 2). The adventure is a dungeon crawl, the player's characters are hired to retrieve three "notorious" magical weapons. A trident, a war hammer, and a sword, all of which possess their own intelligence. The adventure contains art by Erol Otus, W with a cover by Jeff Dee. A sequel, Return to White Plume Mountain, was published in 1999, and updated version conforming to v3.5 rules was released online in 2005.

White Plume Mountain was received well by critics. It was ranked the 9th greatest Dungeons & Dragons adventure of all time by Dungeon magazine in 2004. One judge described it as a "the puzzle dungeon to end all puzzle dungeons." A review for British magazine White Dwarf gave it an overall rating of 8/10, noting that the adventur focuses on problem solving. It is the favorite adventure of Ken Denmead of Wired magazine, who described it as the "amusement park of dungeons" with a story similar to the A-Team or The Equalizer. Other adventures in the S series include Tomb of Horrors, Expedition to the Barrier Peaks, and Lost Caverns of Tsojcanth.