Crystal Dynamics, Inc. is an American video game developer based in San Mateo, California. The studio is best known for its games in the Tomb Raider, Legacy of Kain, and Gex series.

Madeline Canepa, Judy Lange, and Dave Morse founded Crystal Dynamics as a spin-off from The 3DO Company in July 1992. Initially focusing on the 3DO console, the studio's first title, Crash 'N Burn (1993), was the system's pack-in game. In 1994, it became the first developer for the PlayStation outside Japan and soon began converting its older titles for the system. The studio also created Gex (1995) and published Blood Omen: Legacy of Kain (1996), later expanding both into franchises. Facing financial hardships in 1996, the company's investors instituted significant layoffs and the discontinuation of its game publishing business. As fiscal issues persisted, the publisher Eidos Interactive acquired the studio in November 1998.

In 2003, Eidos Interactive put Crystal Dynamics in charge of the Tomb Raider series, and the studio consequently developed a modernized trilogy with Tomb Raider: Legend (2006), Tomb Raider: Anniversary (2007), and Tomb Raider: Underworld (2008). In 2009, Crystal Dynamics became part of the Japanese conglomerate Square Enix as that company acquired and consolidated Eidos Interactive's parent company. The studio then developed the first two games in a Tomb Raider reboot trilogy—Tomb Raider (2013) and Rise of the Tomb Raider (2015)—and shifted into a support role for Shadow of the Tomb Raider (2018) while working on Marvel's Avengers (2020). Square Enix sold Crystal Dynamics to Embracer Group in August 2022.

As of 2022, Crystal Dynamics employs 273 people across three studios under the leadership of head of studio Scot Amos. It is working on another Tomb Raider game.

Crystal Dynamics was founded by Madeline Canepa, Judy Lange, and Dave Morse on July 8, 1992, when they spun off from The 3DO Company. Canepa and Lange were previously marketing executives for Sega, where the former's integral role in the launch of Sonic the Hedgehog gave her the nickname "Mother of Sonic". Morse had co-founded Amiga Corporation, the creator of the Amiga family of home computers, and New Technology Group, which sought to design a video game console. In 1990, New Technology Group had partnered with Electronic Arts to create the 3DO, a collaboration that eventually grew into The 3DO Company. At Crystal Dynamics, Lange assumed the president role and Canepa headed the marketing department. While Morse became its chairman and chief executive officer (CEO), he also continued as New Technology Group's CEO until that company was merged into The 3DO Company. Technology Partners and Kleiner Perkins Caufield & Byers provided Crystal Dynamics with seed capital. The studio set up its first offices in the retail space of Palo Alto Airport in Palo Alto, California. Mark Cerny, also from Sega, became its first developer later that year. The studio's first projects were Crash 'N Burn and Total Eclipse, which entered production simultaneously and were announced as launch titles for the upcoming 3DO in April 1993. Cerny was vital in the development of the game engine technology used by Crash 'N Burn, Total Eclipse, and Off-World Interceptor. Developing for the system meant that the company could produce games for the CD-ROM format, avoiding the higher costs associated with cartridges.

In June 1993, Crystal Dynamics hired Strauss Zelnick as its president and CEO, who resigned from the same roles at 20th Century Fox. According to Lange, Zelnick had been hired for his business expertise, whereas creative expertise was already present at the studio, which had twenty-eight developers at that time. Zelnick acquired between 25% and 50% of Crystal Dynamics and brought in further investors through earlier connections: Home Box Office bought 10% in July 1993, followed by King World Productions acquiring 10% for US$7.5 million in September of that year. The combined value of the latter two stakes was estimated at $20 million. Zelnick's background in film and television increased Crystal Dynamics's focus on full-motion video in its games. Crash 'N Burn was released as the 3DO's pack-in game in October 1993. An editorial in Electronic Gaming Monthly from the same month declared the studio "the hottest new video game company on the upscale scene".

In January 1994, Zelnick drafted plans for Star Interactive, which was to publish third-party games by outsourcing the management and distribution to Crystal Dynamics and the manufacturing to a third company. Crystal Dynamics was to receive annual payments of $1.5 million and 10% of Star Interactive's profit for the management role, plus 22.5% of its gross receipts for the distribution. Star Interactive's management was to consist of The Software Toolworks's former senior vice president (VP) Mark Beaumont as CEO, in addition to Crystal Dynamics's VP of sales Allen Chaplin, and Lange, then the company's executive VP. In February, Zelnick announced his intent for Crystal Dynamics to, like a movie studio, produce games internally while also releasing titles from independent developers. It hired Fred Ford and Paul Reiche III of Toys for Bob, initially as contractors and later as employees, to release The Horde, which they had pitched to Canepa and Lange during their time at Sega. Another potential publishing project had been Naughty Dog's Way of the Warrior, which the developer showed to multiple companies during the 1994 Consumer Electronics Show. In March 1994, Bertelsmann Music Group (BMG), which Zelnick had been consulting, agreed to handle marketing and distribution for Crystal Dynamics and Star Interactive outside North America. However, as Star Interactive failed to raise the targeted $30 million, the plan for this company was scrapped in early 1994 and Lange soon departed Crystal Dynamics. In August, the studio had more than 100 employees.

Also in 1994, Crystal Dynamics became the first developer for the PlayStation outside Japan. Zelnick had wanted to move away from the struggling 3DO for some time, and Cerny traveled to the headquarters of the PlayStation maker Sony in Tokyo on the company's behalf. Although PlayStation contracts were limited to companies in Japan at the time, Cerny spoke Japanese fluently and signed the agreement in that language, which was approved by Shuhei Yoshida. As Cerny was hired as the head of Universal Interactive Studios shortly thereafter, he never used the PlayStation game development kit the company received. By October 1994, the 3DO's poor commercial performance had a significant impact on the company. John Eastburn, the studio's chief operating officer, estimated that 3DO game developers could not break even unless its consumer base expanded from 75,000 to 500,000. In December 1994, the studio partnered with the 3DO manufacturer Matsushita Electric, enabling its 3DO games to be distributed through 10,000 consumer electronics stores. In January 1995, Zelnick left Crystal Dynamics to manage BMG's North American operations, remaining a director and shareholder in Crystal Dynamics. After this move was announced in September 1994, the vacant CEO position attracted several parties interested in acquiring the studio. Although The 3DO Company and Spectrum HoloByte were frequently rumored as potential buyers, Morse stated that Crystal Dynamics was not for sale, having spare savings of $20 million and a newly acquired loan of $5 million from Silicon Valley Bank. He subsequently took up the CEO role and became significantly more involved in the studio. The company hired Randy Komisar from LucasArts as president and CEO in May 1995. Under Komisar, Crystal Dynamics began converting its older 3DO games to the PlayStation and Sega Saturn.