A new Call of Duty: Black Ops 2 update has added a Modern Warfare 4 pre-order button to the recently released PS4 and PS5 ports, drawing criticism from players. Ever since Activision brought Call of Duty: Black Ops 2 to modern PlayStation consoles on July 9, the ports have proven extremely popular, topping July's PS5 and PS4 download charts in North America and Europe.
