The Gatekeepers of Ky — K.J. Dahlen

When Immortals, Bastian, Gunner and Jori gain access to a forbidden portal located on the planet Ky, they come to earth looking for the five pieces of an ancient magical Staff. Michael, working with Guardians from Ky, Willow, Echo and Talon, helps them track down pieces of the Staff before Bastian can find it. If Bastian finds all the pieces, he plans to take the Staff back to Ky. If he does that the Staff will destroy both Ky and Earth. Can Michael, Willow and her group stop Bastian from finding the Staff and returning to Ky?