Death Match (Tom Clancy's Net Force, Bk. 18)

When a star player becomes the target of threats, the Net Force Explorers are called upon to protect the player and uncover what is happening behind the competition. Their investigation draws them into a world where virtual games, high-stakes betting, technology, and real-world danger become increasingly intertwined. 

Combining young adult action, suspense, sports, and futuristic technology, Death Match follows the Explorers as they race to stop those willing to turn a virtual competition into a very real and potentially deadly confrontation.