Grants the Undetectable status effect after gaining Bloodlust Tier 1.  The status effect is removed once you lose Bloodlust.

Gain 50percent more Bloodpoints for actions in the Hunter Category.

The Scratch Marks left by Survivors spawn slightly/moderately/considerably closer together.

Each time the Survivors complete repairs on a generator, Fire Up grows in power.

For each generator completed, gain a 4percent stackable buff that grants a speed bonus to picking up, dropping, vaulting, damaging generators, and breaking pallets and breakable walls for the remainder of the trial.

Any Survivor performing a rushed action within 48 meters of your location has their Aura revealed to you for 6 seconds.
Im All Ears can only be triggered once every 60/50/40 seconds.

Survivors repairing or healing within your Terror Radius suffer from the following effects:

Increases the Trigger odds of Skill Check by 10 percent.
Decreases the Success zone of Skill Checks by 40/50/60 percent.

While carrying a Survivor you benefit from the following effects:

Decreases Wiggle effects, which cause you to strafe sideways, by 75 percent.
Increases Wiggle duration by 4/8/12 percent.