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Knock Knock

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Knock Knock
Knock Knock.png
Get Demonic Tremors to burst through 5 different doorways without leaving the same level of the Keep Depths.
TypeChallenges > Act III
Achievement Series

Knock Knock is a Challenges Achievement for making the Demonic Tremors burst through 5 different doorways. This achievement needs to be done without leaving the same level of the Keep Depths.


  • "Knock knock!" is the starting line of a knock-knock joke, probably the best-known format of the pun, and is a time-honored "call and answer" exercise.