The Search for Sam: A rogue Mogadorian, having decided the only way to make up for his past and having the memories of Number One, infiltrates the Mogadorian stronghold and tries to save Sam and his father, Malcolm.
Roen wakes up one morning to the sounds of an ancient alien life-form in his head. The Tao are split into two factions and are fighting to create soldiers out of humans.
Kaia is a Harpy who must bring home the gold in the Harpy Games or die, Stridor is possessed by the demon of Defeat and suffers pain when he loses, and they are each after the same prize, but will they end up falling in love while searching for it.
Elliot, King of the Brownies, has battled Goblins, tricked Pixies, and trapped a Demon, but when Demon escapes and sets out for revenge, Elliot will face his biggest challenge yet.
Horace is missing. Months have passed since he was sent on a military mission to the court of the Emperor of Nihon-Ja but he has failed to return. Evanlyn is worried, and in company with Will and Alyss, she sets out to discover what has become of their old friend. They find that Horace has become embroiled in Nihon-Ja politics.
The world of Bakugan faces a new threat: A mysterious player named Masquerade has been stealing Bakugan from kids all over the world. Now it's time for Dan Kuso to be a hero again as he challenges Masquerade to an awesome showdown. But Masquerade has a secret weapon-a Doom Card that sends enemy Bakugan to their ultimate demise!.
Describes weapons which are used in science fiction stories such as Star Wars, "War of the World" by H.G. Wells, and biological weapons such as a virus. Also discusses real weapons used in real military operations such as laser, electromagnetic beams, and a PhaSR rifle for temporarily blinding enemy troops. Is accompanied by unique photographs.