 The Ace Attorney series has been well received by critics , and has performed well commercially : in December 2009 , it was Capcom 's 9th best selling series of all time , and in October 2010 , they called it one of their " strongest intellectual properties " , with more than 3 @.@ 9 million units sold worldwide . By December 2013 , the series had sold over 5 million units . In the United States , the first game became surprisingly successful , forcing Capcom to prepare at least three additional runs to meet the demand . 
