"Pendragon Merchant of Death" by D.J. MacHale

This book is all about a teen named Bobby Pendragon. It all starts when Bobby misses the biggest B-ball game of his life (so far) to help his uncle Press "help people in need". Turns out, those people are halfway across the universe! Bobby and his uncle use a flume(dimensinal gate) to get to a planet called Denduron, wher they have to save the world from impending doom by Saint Dane, the villan of the series. Want to find out more? Read the book at NMS library to find out!!!