After triggering your third Protection Hit, Mettle of Man activates:

While injured, Mettle of Man shields you from going down the next time you take damage.
Healing back to full health will reveal your Aura to the Killer whenever you are farther than 12/14/16 metres from them.
Mettle of Man deactivates the next time you are put into the Dying State.

Increases the odds of becoming the Killers initial Obsession by +100 percent.

The Killer can only be obsessed with Survivor at a time.

After hitting a Great Skill Check while repairing or healing, Hyperfocus gains 1 Token, up to a maximum of 6 Tokens
For each Token, the following stack-able effects are applied:

Increases the Skill Check Trigger odds by +4 percent per Token.
Increases the Skill Check Rotation speed by +4 percent per Token.
Increases the Skill Check Bonus progression by 10/20/30 percent of its base value per Token.
Hyperfocus loses all Tokens when succeeding a Good Skill Check, failing a Skill Check, or if the action is interrupted by any means.

After stunning the Killer with a Pallet, break into a sprint at 150 percent of your normal Running Movement speed for 4 seconds.

Smash Hit causes the Exhausted Status Effect for 60/50/40 seconds.

Smash Hit cannot be used when Exhausted.

Increases your Repair speed by +15 percent for each other Survivor within 4 metres of your location, up to a maximum of +45 percent.
This effect is also applied to all other Survivors within that range.
Grants 50/75/100 percent bonus Bloodpoints for Co-operative actions.
Survivors can only be affected by one instance of Prove Thyself at a time.

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.

Once the Exit Gates are powered, instantly heal one Health State and sprint at 150 percent of your normal Running Movement speed for 5 seconds.
Adrenaline is on hold if you are disabled at the moment it triggers and will instead activate upon being freed.
If playing against The Nightmare, Adrenaline will wake you from the Dream World upon activation.
Adrenaline ignores an existing Exhaustion timer, but causes the Exhausted Status Effect for 60/50/40 seconds.