Technology disruption

Gremlin

Their methods of sabotage range from the subtle loosening of bolts to more dramatic interventions like chewing through wires or jamming control surfaces.

Batsquatch

Eberhart's guide adds that the creature is reported to interfere with car engines, and the sighting it cites has a truck stalling just as the winged figure drops onto the road ahead of its driver.

Slender Man

He is described as capable of appearing and disappearing without warning and of manipulating recorded media, producing static, distortion, or corrupted footage in videos and photographs that document him.