The derpies have donned their armor, equipped their swords and embarked on their grand adventure into the perilous dungeons in search for treasure! Join these derpy dragons on their misadventures by growing your hoard of pins!

Bookwyrms and Bibliophiles rejoice! The Derpy Dragons are invading the library! Add these silly dragons to your hoard today!

A limited deluxe edition book, the first volume in the Mercedes Lackey Library.