'Call of Duty: WWII' multiplayer adds a social space inspired by 'Warcraft'

There's one thing you're going to hear over and over in relation to Call of Duty: WWII's multiplayer experience: "Boots on the ground." The four-word catchphrase refers to the way WWII strips out the modern contrivances of more recent games -- such as booster packs and exoskeletons -- in favor of more traditional close combat. It amounts to a simplification: everyone will have an easier time getting a handle on Call of Duty multiplayer in WWII. SEE ALSO: The painstaking process behind making strategy guides, from the guy who's spent his life doing it Sledgehammer Games focused primarily on the game's story mode in its April 26 reveal, but we did pick up a few facts about how PvP action will factor in. Headquarters is one of the most intriguing ideas in the new multiplayer. It sounds like Sledgehammer will introduce a new online social space, something Call of Duty hasn't ever seen before.