Check out my latest book review on this! 
The Pig, the Prince and the Unicorn by Karen A. Brush, a used novel, and a surprise set of stickers. 
 
Description from back of book:
The Dark Things Wait!
Behind the Gate lurks chaos, carnage, horror vast and evil unimaginable. And the Gate must be locked every hundred years, or the world will be plunged into darkness.
The Key Bearer must be fearsome enough to fight Pitch Fiends, wage war against the Water Demons, defy Death Wings and master the Manslayers.
The Key Bearer is chosen by the key iteself. And this century it has chosen an unlikely hero. Instead of awesome, he's winsome. Instead of behinding his enemies, he befriends them. Instead of a way-hungry sword, he has a curly tail. He's bigger than a bread box, but barely...