Remakes and remasters are all the range these days, titles like Tomb Raider, GTA V and Sleeping Dogs have all received a next-gen upgrade. One franchise that is never in the discussion for remasters is Activision’s Call Of Duty, which ironic considering that a collection has the potential to sell millions of copies on the PS4 and Xbox One. The existence of a collection has possibly been leaked by Portuguese online retailer ‘Worten’. A reddit user, multibount, discovered that the retailer was listing a Call Of Duty collection under the name of ‘Call Of Duty: All In One Edition’. The listing has since been taken off the website.