After being unhooked or unhooking yourself, Decisive Strike activates for the next 40/50/60 seconds:

When being grabbed or picked up by the Killer, succeed a Skill Check to automatically escape their grasp, stunning them for 3 seconds.
Successfully stunning the Killer will disable Decisive Strike for the remainder of the Trial and result in you becoming the Obsession.
While Decisive Strike is active, performing Conspicuous Actions will deactivate it for the remainder of the Trial.

Decisive Strike deactivates once the Exit Gates are powered.

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

Whenever you cleanse a Totem, Clairvoyance activates:

When empty-handed, press and hold the Ability button to unlock your full Aura-reading potential, allowing you to see the Auras of the Exit Gate Switches, Generators, Hooks, Chests, and the Hatch within 64 metres for 8/9/10 seconds.

After performing a rushed vault, break into a sprint of 150 percent of your normal Running Movement speed for a maximum of 3 seconds.
Lithe causes the Exhausted Status Effect for 60/50/40 seconds.
Lithe cannot be used when Exhausted.

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

Press the Active Ability button while running to trigger the Endurance Status Effect for 0.5 seconds.
Dead Hard causes the Exhausted Status Effect for 60/50/40 seconds.

Dead Hard cannot be used when Exhausted.

You start the Trial with a Progression penalty of -25 percent for succeeding a Good Skill Check while healing another Survivor.
Succeeding a Good Skill Check while healing another Survivor grants 1 Token, up to a maximum of 3/4/5 Tokens.
Each Token grants a stack-able Progression bonus of +15 percent for succeeding a Good Skill Check while healing another Survivor.
Suppresses Great Skill Checks while healing another Survivor.
Autodidact remains inactive while healing another Survivor using a Med-Kit.