Prototype, UFC Beat Up The Competition In JuneMichael McWhertor7/16/09 7:00pmFiled to: Npd GroupPrototypeNpdActivisionSalesSoftwareonly in the u.s.137EditPromoteShare to KinjaToggle Conversation toolsGo to permalinkU.S. consumers liked what they saw in Activision's Prototype making the open world action game June's bestselling title by an impressive margin. Last month, its single-console sales doubled those of the game it was often compared to, Infamous.The same was true for THQ's UFC 2009 Undisputed, which topped U.S. game sales in May. The mixed martial arts title moved another 338,300 units on the Xbox 360, KO-ing its competition, EA's Fight Night Round 4. But give credit to Sucker Punch's Infamous, though. The PlayStation 3 game's second month sales were better than its first, giving it a top ten showing.