From the back of the case
"The hunt is on.
A ferocious race, now extinct, has left behind relics of its once-powerful warrior culture. Now bounty hunters from across the galaxy race to claim these relics in hopes of harnessing their power for themselves!
6 New Bounty Hunters!
Use each Hunter's unique abilities to take on friends and rivals!
Single Player Mode!
Uncover the mystery behind the Hunters' quest for ultimate power in the action-packed single-player mode!
Intense Wireless and Wi-Fi Multiplayer Action!
Battle online via the Nintendo Wi-Fi Connection or with friends over local wireless!"