MUDs combine elements of role-playing games, hack and slash, player versus player, interactive fiction, and online chat.Players can read or view descriptions of rooms, objects, other players, non-player characters, and actions performed in the virtual world.The objective of this sort of game is to slay monsters, explore a fantasy world, complete quests, go on adventures, create a story by roleplaying, and advance the created character.Many MUDs were fashioned around the dice-rolling rules of the Dungeons & Dragons series of games.Also called Adventure, it contained many D&D features and references, including a computer controlled dungeon master.Numerous graphical MUDs were created on the PLATO system at the University of Illinois and other American universities that used PLATO, beginning in 1975.
1985 saw the origin of a number of projects inspired by the original MUD.
Players typically interact with each other and the world by typing commands that resemble a natural language.
Traditional MUDs implement a role-playing video game set in a fantasy world populated by fictional races and monsters, with players choosing classes in order to gain specific skills or powers.
Colossal Cave Adventure, created in 1975 by Will Crowther on a DEC PDP-10 computer, was the first widely used adventure game.
The game was significantly expanded in 1976 by Don Woods.