Uploaded July 2021 | Updated September 2026, 2 weeks ago

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Call of Duty: Black Ops Cold War - Zombies - Klaus FULLY Upgraded ALL LOCATIONS (Gameplay Walkthrough)
Prerequisites: Turn on power and build Klaus. Once he gets a certain amount of kills (~25) he will be able to be upgraded in the Garment Factory.
0:01 - To upgrade Klaus you NEED to pick up the Satellite Dish near PaP.
0:55 - Call Klaus in next to the Upgrade Station in the Garment Factory (near the ammo crate)

1:01 - 1 MIN DEFENSE GARMENT UPGRADE STATION - If Klaus has enough kills he will get in the upgrade station and a 1 minute timer will begin. After 1 min Klaus will be upgraded the first time and have a Pack-A-Punched gun.

- FIND 2 "KLAUS FACE" SYMBOLS - There are 6 electric boxes around the map, 2 of them will have a Klaus face only seen by black light.
2:25 - MAINTENANCE TUNNEL (NEAR KLAUS)
2:45 - GHOST STATION
3:04 - WEST BERLIN STREET
3:20 - BLASTED SUITE
3:36 - HOTEL LOUNGE
5:03 - APARTMENT 5TH FLOOR

3:50 - Once you collect the Floppy Disk, you can get Klaus to enter the upgrade station again in the Garment Factory and you can insert the Floppy Disk for an instant upgrade. Klaus will now have a level 2 PAP'd weapon.

5:40 - Repeat this again with the other electric box with the other floppy disk and you will be able to upgrade Klaus instantly one more time. He will have a level 3 PAP'd weapon now.

2:00 Klaus UPGRADE #1
4:00 Klaus UPGRADE #2
5:54 Klaus UPGRADE #3

Hope this guide helps you upgrade Klaus on the new Mauer Der Toten map :)