New event cards – complete quests, acquire valuable Rarities and have adventures while resting in bunkers.
Encounters – meet other players on the trail. Will you help each other or fight?
Travel companions – recruit companions and take advantage of their unique skills.
Persistence Dice and Fortune Cards lets you manage good and bad luck.
There is also more of the original goodness - add more event cards, items and artifacts, mutants, anomalies and a few lock tokens to Zona.