In this astonishing one-hundred-page companion novella to the New York Times bestselling I Am Number Four series, meet Lexa, a Loric hacker whose unrivaled skills helped her narrowly escape her doomed planet, and who's been hiding on Earth ever since. Lexa was never part of the Elders' plan. She had no idea the Garde children were being evacuated to our planet. But when the Mogadorian attack began, she used her expertise to get an old spaceship in a museum operational once more and became irrevocably entwined with the Garde's fate. In addition to her friend, a pack of Chimæra, and a Cêpan named Crayton, her relic of a ship also carried Ella, the tenth Garde. With all of their Cêpans now gone, the Garde think they are the last of the Loric people. But they are wrong. They have forgotten all about the crew that brought them to Earth. Where have the pilots for both ships been all these years? And why haven't they joined in the fight against the Mogs? In The Navigator, discover the truth behind their escape from Lorien and what happened to them after they arrived on our planet.

In this villainous one-hundred-page companion novella to the #1 New York Times bestselling I Am Number Four series, get a unprecedented look at the invasion—from three different Mogadorians hoping to conquer Earth. This novella picks up immediately after the cliffhanger ending of The Fate of Ten and coincides with the events of United as One, the final book in this epic series. After the Mogadorian leader is struck with a potentially fatal blow, it becomes uncertain who will step in for him and how the Mogs should proceed with their invasion of the planet. This power vacuum has wide-reaching ramifications. One Mog, who has been on a quest for redemption ever since she first let the Garde slip through her fingers, is given an unimaginable opportunity to make things right with the Beloved Leader. Another, who has an unquenchable thirst for blood, jumps at the opportunity to hunt down the human teens who have begun to develop Legacies. And the last Mog, who has been questioning everything since he crossed paths with Adam, is forced to decide once and for all where his allegiances lie. While the fate of the Mogadorian leader is unknown, the one thing that is for certain is that this war is coming to an end . . . and there can only be one side that wins.

Before Number Four, there were One, Two, and Three. Until now we've only known that the Mogadorians caught Number One in Malaysia. Number Two in England. And Number Three in Kenya. But all of that is about to change. . . . In I Am Number Four: The Lost Files: The Fallen Legacies, you'll learn the true story behind these ill-fated members of the Garde. Before they were murdered by the Mogadorians, before Number Four was next, they were all just kids on an alien planet called Earth—discovering their powers, trying to stay hidden, and running for their lives.

Friendships and a beautiful girl are distracting to a teenager who is hiding on Earth while he waits to develop the powers he will need to rejoin the other six surviving Garde members and fight those who destroyed their planet.

In this exciting seventy-five-page prequel companion novella to the New York Times bestselling I Am Number Four series, discover the true origins of the traitorous Number Five. Before allying himself with the Mogadorians, before infiltrating the Garde, before committing the ultimate betrayal, Five was in hiding just like the others. But when his Cêpan dies, Five is forced to survive on his own. Eager to finally experience the world he was always kept apart from, Five soon gets involved with the wrong kind of people—the Mogadorians. In Five's Legacy see how one of Lorien's last hopes for survival became one of its most dangerous adversaries.

In this heart-racing 144-page companion novella to the New York Times bestselling I Am Number Four series, discover what happened to Malcolm Goode—the one human on Earth who can help the Garde learn the truth about their past and help them save our planet. No one has seen Sam Goode's father, Malcolm, since he mysteriously disappeared years ago. Sam had always fantasized that he was abducted by aliens. But that was before he knew the truth: aliens do exist, and some of them seek to destroy our world. That was before he himself became another one of their captives. Now father and son are both missing. . . . But when a rogue Mogadorian named Adam, who now has Number One's memories, decides the only way to make up for his past atrocities is to return home and infiltrate the Mogadorian stronghold, he'll find the key to saving both Sam and Malcolm's life.