The Forgotten Realms Campaign Setting is a role-playing game sourcebook, first published in 1987. It details the Forgotten Realms setting and contains information on characters, locations and history, and sets specific rules for the Dungeons & Dragons (often abbreviated as "D&D") role-playing game. The latest edition was published in 2008 by Wizards of the Coast, for use with the 4th edition Dungeons & Dragons rules.