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.

Survivors within your Terror Radius have a 50percent penalty to healing progression speed, and healing Skill Checks move 50percent faster.

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.

You become obsessed with one Survivor.  Your Obsession gains a 33percent action speed bonus to unhooking and healing other Survivors.  Each time you hook a Survivor other than the Obsession, if the Obsession is alive, gain a token.  If the Obsession is alive, all Survivors who are not the Obsession get 3percent penalty to repair, healing and sabotage speeds for each token.