At the start of the Trial, 4 random Hooks are changed into Scourge Hooks:

The Auras of Scourge Hooks are revealed to you in white.
Each time a Survivor is unhooked from a Scourge Hook, the following effects apply:

The Auras of all other Survivors are revealed for 5/6/7 seconds.

While carrying a survivor the Auras of all other Survivors are revealed to you when they are within 16/18/20 meters of your location.

The Entity blocks a window for 20 seconds after a Survivor performs a rushed vault through it.

The Hex effects persist as long as the related Hex Totem is standing.

The Aura of a Survivor entering the Basement when you are at least 32 meters away is revealed to you for 3 seconds.
Territorial Imperative has a cool-down of 30/25/20 seconds.