Enter the EnchantedPaperback - 1999
In a parallel universe where mythology is real and wild imaginings are ordinary, four friends still haven't found Senna--or their way out of Everworld. They are about to encounter Merlin, one of the most powerful inhabitants of Everworld. He might know where to find Senna, but he has his own agenda.
Publisher: New York ; Toronto, Ont. : Scholastic, 1999
Characteristics: 169 pages ;,18 cm.