Intrinsic on 10 April 2018
Technically, no they don't.
Holistically, it would be nice.
That they habe domw so well without any major first party multiplayer game is proof they do't need it.
On another note, its even-good they don't chase it. 3rd parties pretty much only put out multiplayer games these days. Its nice aony only seems to focus on the single player games.
