Artifact of Evil

Artifact of Evil is a 1986 fantasy novel by Gary Gygax, set in the world of Greyhawk, which is based on the "Dungeons & Dragons" fantasy role-playing game.
Plot summary.
"Artifact of Evil" was the second novel to feature Gord the Rogue. Gord and his companions must stop a recently uncovered ancient artifact from falling into the wrong hands, as its power could destroy their world.
This was the first novel to feature the drow prominently. Other characters appearing in the book include Melf of the Arrow (who has sworn fealty to Mordenkainen), Anthraxus the Oinodaemon (who appears to the Horned Society as a messenger for Nerull), the dwarf Obmi, and the losel (mixtures of orcs and baboons).
Publication history.
Gary Gygax wrote "Artifact of Evil" as a continuation of his first novel, "Saga of Old City", and it was published in 1986 as the final novel under TSR's "Greyhawk Adventures" banner that was written by Gygax.
Reception.
Dave Langford reviewed "Artifact of Evil" for "White Dwarf", quipping "At first glimpse within, my soul was purged by the brutalities visited upon the English language", and concluding that the story was nothing more than "an "AD&D" campaign write-up".