Looking Glass Studios was a game development studio founded in 1992 from merging Blue Sky Productions and Lerner Research. It is best known for its System Shock, Thief, and Flight Unlimited game series. Eidos Interactive closed the studio down in late 2000 due to financial difficulties, with some of the staff moving to Ion Storm Austin. In the Command & Conquer series, Looking Glass Studios developed the Nintendo 64 port of the original Command & Conquer.