SSI (Strategic Simulations, Inc.) was an American developer that specialized in complex computer wargames and licensed Dungeons & Dragons titles throughout the 1980s and early 1990s. Games like Dark Sun: Shattered Lands, Champions of Krynn, and Eye of the Beholder III: Assault on Myth Drannor exemplify their mastery of deep, turn-based role-playing and strategy. Their catalogue of around 80 titles on GameScrobbler documents a studio that was central to the golden age of PC RPGs.