Kai Masters, 12, is a border guard charged with keeping Earth safe from the beasts of Beastium. Kai and his dogbot battle buddy, B.C., must battle hard if they are to defeat the ever-mutating beasts. Every book is a new battle with a new, bigger and better beast, plus the high-tech gadgets and vehicles, beast facts and battle stats boys love. Join Kai Masters and B.C. in the next MEGA bind up, Mega Battles 2.