Hit game 'Call of Duty' is showing signs of losing its firepower By: CNBC.com News June 12, 2017 at 10:21 AM EDT "Call of Duty: Infinite Warfare," last year's entry in the ongoing hit series, has fallen far short of its predecessors. Read More >> Related Stocks: Activision Blizzard Nintendo Ltd ADR Ubisoft Ent. ADR