For Christmas, my daughter got me a deck of cards for a stocking stuffer.... and not any ordinary deck of cards: Felix Nacht's Gallery of Hallucinations Oracle.   Is it a game? Is it tarot deck? What is it? Yes, yes, I know. I'd never heard of it either.  ...and that is the point. It is a collection of 54 paintings, presented in a 4.1" by 2.95" card deck format. Creative, artistic, haunting, shockingly beautiful. The first unspoken thoughts that races through one's mind are,