The original State of Decay is no longer sold, but owners can buy DLC here. New customers should check out State of Decay: Year One Survival Edition

“Decay belongs in the pantheon of great modern zombie games alongside Valve’s Left 4 Dead series and Telltale’s Walking Dead episodes.” 8.9 – IGN “State of Decay is one of the most cohesive, terrifying and engaging open-world games I've ever played.” 8.5 – Polygon “Few zombie games, for all their marketing power and visual sheen, can come close to providing what State of Decay does.” 8.5 – Destructoid