Today, we are thrilled to announce State of Decay 2: Juggernaut Edition, an expanded and improved version that takes everything you love about State of Decay 2 and adds tons of new content and improvements for veteran and new players alike. Best of all, this is a free, automatic upgrade for all existing owners of State of Decay 2, including all Xbox Game Pass members.
Source: N4G PC Announcing State of Decay 2: Juggernaut Edition