Shadows Of The Dark CrystalBook - 2016
When a young Gelfling woman called Naia gets life-altering news from the All-Maudra, she embarks on a journey to the Castle of the Crystal to learn the truth about her twin brother and uncover a secret that threatens all of Thra.
Publisher: New York, New York :, Grosset & Dunlap, an imprint of Penguin Random House,, 
Characteristics: 258 pages : illustrations ; 22 cm.
Alternative Title: Jim Henson's shadow of the dark crystal