The games I have played or owned in some capacity before the advent of Steam are: Lords of Magic, Warlords 3: Darklords Rising, Age of Empires II, Everquest, Unreal, Star Wars: Knights of the Old Republic, Baldur's Gate, Baldur's Gate II, Neverwinter Nights, Warcraft III, Jade Empire, AvP 2, Civilization II, Civilization: Call to Power, Pharaoh, Etherlords, Worms II, Fallout 3, and The Elder Scrolls IV: Oblivion.