MUD and its many improved offspring (known generically as MUDs, MUSEs, TinyMUDs, etc.) are very similar to classic 1970s-style adventure games but with two powerful improvements.

• MUD和它的很多有所改进的后裔（通常都会带点血缘地被称作MUDs，MUSEs，TinyMUDs等等）和70年代风格的那些经典的探险游戏是非常类似的。但是与后者相比它们有两个非常强大的改进。