Sidhe Knight of Santa

[EroGaki]

Also, you might want to add "Rebirth/Renewal" to the list of things that Santa's Sponsored Magic would be able to accomplish.  The celebration of Yule and Winter Solstice was largely about marking the return of the sun and the eventual transition to kinder seasons.

That's a good point. I'll add that to the list.

[finnmckool]

I would think one of his banes might actually be fact and disbelief. Hence his need for a Knight, whose job would be more to protect Santa, who is mighty except for that one problem where you have to believe in him for him to be able to affect you.