Krampus is a mythical creature recognized in Alpine countries. According to legend, Krampus accompanies Saint Nicholas during the Christmas season, warning and punishing bad children, in contrast to St. Nicholas, who gives gifts to good children.
Krampus A beast-like creature from the folklore of Alpine countries thought to punish children during the Yule season who had misbehaved. He is said to capture particularly naughty children in his sack and carry them to his lair.
in europe st nick has a helper: black pete or here as "Krampu" a demonic looking character who flogs bad children and puts lumps of coal in their stockings on st nick's day. you'd better be good in germany!