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On the Clock is an achievement featured in the Zombies map Dead of the Night in Call of Duty: Black Ops 4. It requires the player to survive in a clock circle during the step to unlock the Pack-a-Punch Machine without leaving until it is finished.
- The icon for the achievement displays Primis Edward Richtofen holding an MP40 whilst standing in the clock circle.
- The pose Primis Richtofen is in the same position that his figurine is.
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