All these pics come from a tasty new blog that I stumbled on, Monster Brains, a fantabulous bestiary of things furred and finned, with a special seasonal interest in all art that is Krampus-worthy. For more info on Krampus, read the wikipedia entry or this eye-witness account of the pre-Christian Alpine demon's wrath.
Here is a quick lesson on Krampus:
Some footage of the Krampus in spreading Xmas pain:
And his recent TV appearance in the US: