Sierra Entertainment was an American video game developer and publisher from 1979 to 2008. They were the large company that owned Dynamix which did the work on Starsiege: Tribes.
Sierra is currently owned by Activision.
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Sierra Entertainment was an American video game developer and publisher from 1979 to 2008. They were the large company that owned Dynamix which did the work on Starsiege: Tribes.
Sierra is currently owned by Activision.