Survivors you unhook benefit from the following effects:

Extends the duration of their Endurance Status Effect by 6/8/10 seconds.
Extends the duration of their Haste Status Effect by 10 seconds.

Interacting with a Locker while holding the Sprint button has the following effects:

You do not enter the Locker.
The Locker's doors swing open and close swiftly, feigning a Survivor entering it.
Triggers a Loud Noise Notification at the Locker's location, feigning a Survivor rushing to enter it.
Suppresses the creation of Scratch Marks and Pools of Blood for 3 seconds.
Deception has a cool-down of 60/50/40 seconds.

After repairing Generators for a total of 55/50/45 seconds, Repressed Alliance activates:

Press the Active Ability button to call upon The Entity to block the Generator you are currently repairing for 30 seconds, after which Repressed Alliance deactivates.
The Aura of the blocked Generator is revealed to all Survivors in white.
Repressed Alliance can only be triggered when no other Survivors are repairing your Generator.

Reveals the Auras of available Pallets whenever you are in the Dying State.
While being carried by The Killer, reaching 25/20/15 percent Wiggling progression activates Power Struggle:

You can drop a nearby, standing Pallet to stun the Killer and escape their grasp.
Power Struggle deactivates after triggering successfully.