The Shuriken is now Updated: The Little star!
You can still throw it at you're enemy, like a real ninja!

Run fast, sneak well and...Kill.

Imagine the Flying Guillotine, but for Spy and instead of a "Flying Guillotine" it is "The little star"

http://www.youtube.com/watch?v=OfWLWzRyJkU&feature=youtu.be