The Riftborn Chronicles, Book 3 of 10: The Mechanized War

In the gripping third entry of a 10-book saga, Ace Holloway confronts a desperate reality as he becomes the Riftborn amidst a landscape ravaged by war. With the mechanized Legion threatening humanity's existence and twisted hybrids emerging from fallen comrades, he joins the remnants of the Forsaken Order on a perilous mission. Their quest for a forbidden weapon, the Nova Shard, leads to a harrowing choice that could alter Jace's very essence. As he battles against the Legion's forces and confronts his evolving identity, the line between humanity and monstrosity blurs, raising the question of what it truly means to be human.