Crystal Dynamics Inc. is an American video game developer that was founded in 1992 by Judy Lang, Madeline Canepa and Dave Morse. Based in the San Francisco Bay Area, it was acquired by Eidos Interactive in 1998. After Square Enix's acquisition of Eidos in 2009, it became a subsidiary of Square Enix. Crystal Dynamics was the first licensed developer for 3DO. The company's mascot was the video game character Gex the Gecko.