<page_title> List of best-selling video game franchises </page_title> <section_title> At least 20 million copies </section_title> <table> <cell> BioShock <col_header> Franchise name </col_header> </cell> <cell> 25 million shipped <col_header> Sales </col_header> </cell> </table>
BioShock have 25 million copies sold, making it one of the best selling video game franchises.