The game mechanics are things the player interacts in the game that will aid you or make the game difficult.

(The following information points only to the first game)

Doors (see full article here) Edit

The doors are used to ward off incoming animatronics, however, it will drain your power.

Curtain (see full article here) Edit

The curtain is used to stop The Thing from entering your location and attacking you. Press Space to close the curtain when facing the backroom.

Monitor (see full article here) Edit

The Monitor, similar to Five Nights at Freddy's, is electronic equipment used to check where and possibly when the animatronics will reach your location.

Flashlight (see full article here) Edit

The flashlight is used to check nearby surroundings that cannot be seen in the dark.