The original Dungeon Master's Guide was published in 1979 and gave Dungeon Masters everything they needed to run a D&D game campaign.
The Dungeon Master's Guide contains rules concerning the arbitration and administration of a game, and is intended for use by the game's Dungeon Master. The Dungeon Master's Guide ( DMG or DM's Guide in some printings, the Dungeon Masters Guide or Dungeon Master Guide) is a book of rules for the fantasy role-playing game Dungeons & Dragons.
