Darnell

Aggressive: His Movement timer is slashed by a third.

Hard Mode: You have to close the door while he's laughing. (1.8 reaction time.)

Pierston

Aggressive: He becomes silent, and takes an extra movement.

Hard Mode: You have to guess when he leaves.

Tannis

Aggressive: She takes away (AI / 3 / 5) power away everytime you deal with her and you have less time to deal with her.

Hard Mode: She takes 2 movements to get to your door and becomes silent.

Noah

Aggressive: He reaches the vent faster (By 1 Movement).

Hard Mode: He can't be seen on the cameras.

Donny

Aggressive: His timer is much lower (-40% decrease).

Hard Mode: His timer goes down faster and goes up slower.

Angel

Aggressive: If you don't shock him you'll power out.

Hard Mode: He needs to be shocked two times.

Golden Darnell

Aggressive: He spawns everytime you put the camera down but you have a long grace period before he kills you. (So you can deal with threats in the office.)

Hard Mode: Makes him an actual character where if you hear him laugh. Close the side he is at. (Left ear, close the left vent. Right ear, Close the right door. Both ears, close the top vent.