You can see the Scratch Marks of other Survivors.
Whenever another Survivor loses a Health State within 32 metres of you, the Killers Aura is revealed to you for 3/4/5 seconds.

Failing a Skill Check while repairing:

Prevents the Generator Explosion.
Applies the default Regression penalty.
Applies an additional Regression penalty of 5/4/3 percent.
Technician reduces the audible range of your Generator-repairing noises by 8 metres.

As soon as the Exit Gates are powered, gain a 5/6/7 percent Haste Status Effect.

Unlocks potential in your Aura-reading ability.
You see the Aura of the last 1/2/3 Survivor(s):

You have rescued from a Hook, or who have rescued you from a Hook.
You have completed a Healing action on, or who have completed a Healing action on you.
They also see your Aura.
All effects of Aftercare are reset upon being hooked by the Killer.

In your countless years in The Fog, you have seen it all, and when you are focused, you can remember most of it too. Succeeding a Great Skill Check while repairing a Generator reveals the Killers Aura to you for 4/5/6 seconds.

Increases your Action speeds in Repairing, Healing, Sabotaging, Unhooking, Vaulting, Cleansing, Blessing, Opening, and Unlocking by 3/6/9 percent when in the Injured State.