Whenever you put a healthy Survivor into the Injured State, all injured Survivors suffer from the Oblivious Status Effect for 20/25/30 seconds.
Hysteria has a cool-down of 30 seconds.

"Survivors receive a 2/4/6 percent Regression penalty on Failed Skill Checks for Repair and Healing actions.
Hex: Huntress Lullaby grows in power each time you Hook a Survivor, gaining 1 Token, and affecting Repair and Healing Skill Checks:

1 Token: shortens the time between the Warning sound and the Skill check by -14 percent.
2 Tokens: shortens the time between the Warning sound and the Skill check by -28 percent.
3 Tokens: shortens the time between the Warning sound and the Skill check by -42 percent.
4 Tokens: shortens the time between the Warning sound and the Skill check by -56 percent.
5 Tokens: disables the Warning sound.
The Hex effects persist until its Hex Totem is cleansed."

When you search a locker, the auras of all Survivors within 8 meters of any lockers are revealed to you for 5 seconds.

This perk has a 30-second cooldown.

You become obsessed with one Survivor.  When the Obsession loses a health state, your Terror Radius transfers to the Obsession for 30 seconds, and its radius is set to 32 meters.

You are granted the Undetectable status effect for the duration.

The Survivor with the transferred Terror Radius is also considered to be "inside the Terror Radius" for other purposes.

The Killer can only be obsessed with one Survivor at a time.  Undetectable hides the Killers aura, Terror Radius, and Red Stain.