Whenever the Killer reads your Aura and for the same duration as they do so, Object of Obsession activates:

The Killers Aura is revealed to you.
Increases your Action speeds in Repairing, Healing, and Cleansing by 2/4/6 percent.
If you are the Obsession, your Aura is automatically revealed to the Killer for 3 seconds every 30 seconds.

Increases the odds of becoming the Killers initial Obsession by +100 percent.
The Killer can only be obsessed with Survivor at a time.

You start the Trial with 1/2/3 Token(s) and gain a Token each time you succeed at a Great Skill Check, up to a maximum of 5 Tokens.

Each time another Survivor cooperating with you fails a Skill Check, Corrective Action consumes 1 Token, transforming their Failed Skill Check into Good Skill Check instead.
Corrective Action only applies to normal Skill Checks.

Press and hold the Active Ability button near a Dull or Hex Totem to bless it and create a Boon Totem.
Soft chimes ring out within a radius of 24 metres.

Survivors inside the Boon Totem's range benefit from the following effects:
2 percent Haste Status Effect.
This effect lingers for 2/3/4 seconds after leaving the Boon Totem's range.
You can only bless one Totem at a time.
All equipped Boon Perks are active on the same Boon Totem.

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.