: Go prone in front of Perk Machines to collect a small "loose change" point bonus.
Black Ops Cold War Zombies features deep progression systems like , Field Upgrades , and Weapon Tiers that you can master to survive high rounds. Essential Progression & Upgrades
: Earned by completing rounds (e.g., Round 10, 15, 20) or exfilling. Use them to permanently upgrade Skills , Perks , and Field Upgrades .
: Run in large circular patterns to group zombies into a tight pack before turning to fire.