It's one of a legion of titles coming soon for Kinect, whose 3D motion sensing juju is and capturing game developers' imaginations. Also look for Kinect Star Wars, Forza Motorsports 4, Gunstringer, and Kinect Disney Adventure, among others.

(See how Kinect games make users , as they battle virtual storm troopers or collect hugs from virtual Disney characters.)

The Fruit Ninja Kinect concept is simple: Whack passionfruit, lemons, and coconuts with your whole body, not just your index finger. The multiplayer mode pits you and a shadowy ninja friend against one another.

Fruit Ninja is the second-most popular casual game, trailing only Angry Birds. Halfbrick spokesman said Thursday that it appeals to nontraditional gamers as well as hardcore console users. ""It's almost a little bit of an escape," Larsen said. "They spend five hours playing 'Call of Duty,' then they say 'Hey, I can play this for a little while and relax.' "