First online game was called Legends of Futures Past. The internet did not even have graphics yet and the game and everything on the net was text based.
Asheron's Call for 5 years - Darktide
Tried.... Shadowbane, DAoC, Anarchy Online, Asheron's Call 2, Age of Conan Online, Warhammer Online, LoTR Online, D&D Online, City of Heroes, Champions Online, Aion and some I am sure i am forgetting.
Go go Cataclysm!!