what should I buy in 4D ??

Hey Guys i am gonna buy a 4D bey.Am already havin Duo Uranus...
So can You all just suggest me which 4D bey should I recommend ........
or trade !
Please use this thread instead of making your own, they can help you get a good 4D Bey there:

http://worldbeyblade.org/Thread-Purchase...tation-MFB