Cord Ghost

Noun: An invisible entity that tangles, ties, and knots wired items to themselves or other nearby cords when owner is not looking or not around, it exists only to annoy and frustrate its victims.
Common haunts include, but are not limited to; headphones, extension cords, surge protector plugins, or any wired items dwelling near computers or television sets.

Said to be related to the Hose Kinking Phantom