Quite a few new additions to his years zombies. New crafting system, utilising collectable salvage allowing for the crafting of lethals, tacticals and scorestreaks. Weapons now have a rarity and can be upgraded at an Armor station also via picked up salvage.
Trial machines: For a small cost, gives you a random task, and different tiered rewards
Field upgrades: Upgradeable special equipment – Frenzied Guard, Aether Shroud, Energy Mine, Frost Blast, Healing Aura, Ring of Fire, Toxic Growth.
Die Maschine – Release maps
Firebase Z – Season 1 map
Outbreak – Season 2 large free roam maps
Mauer der Toten – Season 4 map