Beyond Zork happened in 1987.
Beyond Zork was created on 1987-09-15.
Zork I happened in 9801.
Zork happened in 1977.
Return to Zork happened in 1993.
Legends of Zork happened in 2009.
Zork II happened in 1981.
Zork III happened in 1982.
Zork Nemesis happened in 1996.
Zork Zero happened in 1988.
a zork is a animal between a mix of a horse and a zebra that is a zork :)
Zork was created in 1977.
Zork I was created in 1980-12.