: Earned by completing rounds (e.g., Round 10, 15, 20) or exfilling. Use them to permanently upgrade Skills , Perks , and Field Upgrades .
: Upgrade your weapon’s rarity (Common to Legendary) at the Armor Station using Salvage to significantly increase damage output. 3 cold war zombies trainer
: For fast leveling, camp in the Penthouse corner with Ring of Fire and the D.I.E. Wonder Weapon . : Earned by completing rounds (e