Arknights Wiki

The Key is an item in Mizuki & Caerula Arbor, the third theme of the Integrated Strategies game mode in Arknights.

Usage[]

Key is used for the following:

Acquisition[]

Initially the player starts with no Keys, but unlocking the "Precautionary Measure" Cognitive Shaping node gives the player 1 Key at the start of a run. More Keys can be obtained throughout the run, but generally the amount is limited, so use Keys wisely.