Title: The Illusion
Description: Tobias and the other Animorphs discover that the Yeerks, a parasitic alien race bent on enslaving Earth, plan to test a device that could put an end to the Animorphs' fight against the Yeerks.
Subjects: Science fiction, Juvenile fiction, Metamorphosis, Extraterrestrial beings, Fiction, Fantasy, Children's fiction, Animorphs (fictitious characters), fiction, Extraterrestrial beings, fiction, series:Animorphs, collectionID:Animorphs