Animorphs Megamorphs #3: Elfangor's Secret

In this gripping installment, the team discovers Visser Four's sinister plans to use the Time Matrix, a powerful machine hidden by Elfangor, to alter the course of the Yeerk invasion. As they face the dire implications of his actions, Jake, Rachel, Cassie, Marco, and Ax must come together to stop him, aware that this confrontation could lead to the ultimate sacrifice. With the fate of time hanging in the balance, their resolve is tested like never before.