Nerf Birthday What Nerf Gun Should I Get For My Little Cousins Birthday?

What nerf gun should i get for my little cousins birthday? - nerf birthday

My cousin is 12 years and always played with Nerf guns. Should I remove it:
Hasbro Nerf N Strike Vulcan EBF-25
http://www.toysrus.com/product/index.jsp?productId=3145296&cp=2931494

Nerf N-Strike Rapid Fire Raider CS-35
http://www.toysrus.com/product/index.jsp?productId=3729377&cp=2931494

or

Hasbro Nerf N-Strike Basic Blaster
http://www.toysrus.com/product/index.jsp?productId=2326183

Who buys these dollars? Why?