I have a few MVS carts for sale. All are 100% legit. Price includes shipping in the USA. If you're out of the USA, you gotta PM me for your raep price. Prices negotiable. Worse I can tell you is to eat a dick. 
Pictures coming when I'm not lazy.
Garou - $185 (Japanese)
Rage Of The Dragon - $100 (USA)
Samurai Shodown 3 - $80 (USA, mismatch serial number)
King of Fighters 98 - $60 (USA)
4 slot mobo with unibios 3.2, blue powder coated metal top - $160
Pictures coming when I'm not lazy.
Garou - $185 (Japanese)
Rage Of The Dragon - $100 (USA)
Samurai Shodown 3 - $80 (USA, mismatch serial number)
King of Fighters 98 - $60 (USA)
4 slot mobo with unibios 3.2, blue powder coated metal top - $160