Enclave and CSEP provide for more factions to join. AI enhancements for all factions. Combat DRONES available. You have a courser as backup. Stealth is key to success. Engagements are brief and deadly. Choose your tactics wisely. Random encounters.
Explore the wasteland and encounter new alien enemies, improved factions and robot companions. There are many areas to explore but just around any corner lurks your destiny! You need good weapons, good armor but you need a good head on your shoulders.