After a Generator is completed, you will not leave any Scratch Marks for the next 6/8/10 seconds.

Reduces the duration of your Scratch Marks by 3/4/5 seconds.
Your Scratch Marks are spaced inconsistently.

After repairing Generators for a total of 50 percent, Blast Mine activates:

After repairing a Generator for at least 3 seconds, press the Active Ability button to install a Trap, which stays active for 40/45/50 seconds.
The Aura of Trapped Generators are revealed in yellow to all Survivors.
When the Killer damages a Trapped Generator, the Trap explodes, stunning them and blinding anyone nearby.
Blast Mine deactivates after triggering successfully or if the timer runs out.

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.

Whenever another Survivor finishes healing you, Teamwork: Collective Stealth activates and both you and the Survivor who healed you benefit from the following effect:

Suppresses your Scratch Marks for as long as you stay within 12 metres of one another or one of you loses a Health State.
Teamwork: Collective Stealth has a cool-down of 180/160/140 seconds.

Survivors can only be affected by one instance of Teamwork: Collective Stealth at a time.

When performing a rushed action to vault a Window, Pallet, or leave a Locker, you will not leave any Scratch Marks for the next 3 seconds.
Dance With Me has a cool-down of 60/50/40 seconds.