Acclaim Studios London was based in Croydon, England. The company was founded in 1984 by Fergus McGovern and Vakis Paraskeva under the name Probe Software, which was later renamed Probe Entertainment. By 1988, the company employed 72 people. Several games developed by Probe included references to McGovern's name or likeness, including the sentence "Is that you, Fergus?" presented to players of Trantor: The Last Stormtrooper upon gaining a low score. The company specialized in the development of arcade game ports and movie tie-ins, including Out Run, Mortal Kombat and FIFA Soccer.