Bogeyman

The Bogeyman is a mythical creature punishing children for misbehavior.
This creature exists in the cultures of most European countries. Its undefined appearance make him more terrifying. 
In Germany he is known as Schwarze Mann (Black Man). He lives under the children bed, in the night forest and in the wardrobe. In Germany the tag game Black Man is very popular. A similar game is British Bulldog.