![Nintendo Player – A Not-For-Profit Classic Gaming Fansite - Super Mario Kart (Prototype, Super Nintendo) Nintendo Player – A Not-For-Profit Classic Gaming Fansite - Super Mario Kart (Prototype, Super Nintendo)](http://www.nintendoplayer.com/prototypes/mariopaint/smk.jpg)
Nintendo Player – A Not-For-Profit Classic Gaming Fansite - Super Mario Kart (Prototype, Super Nintendo)
![Nintendo Player – A Not-For-Profit Classic Gaming Fansite - Super Mario Kart (Prototype, Super Nintendo) Nintendo Player – A Not-For-Profit Classic Gaming Fansite - Super Mario Kart (Prototype, Super Nintendo)](http://nintendoplayer.com/prototypes/smk/screens/Super%20Mario%20Kart%20(USA)008%20(2).png)
Nintendo Player – A Not-For-Profit Classic Gaming Fansite - Super Mario Kart (Prototype, Super Nintendo)
![Nintendo Wire on Twitter: "Mario Kart is the latest series to get some major prototype leaks, from an almost complete but unused city track in Mario Kart 64 to some unusual early Nintendo Wire on Twitter: "Mario Kart is the latest series to get some major prototype leaks, from an almost complete but unused city track in Mario Kart 64 to some unusual early](https://pbs.twimg.com/media/EeH2h0YWsAEH_uQ.png)
Nintendo Wire on Twitter: "Mario Kart is the latest series to get some major prototype leaks, from an almost complete but unused city track in Mario Kart 64 to some unusual early
![Supper Mario Broth on Twitter: "A prototype version of Super Mario Kart contains a debug menu with some standard options and one separated from the rest, called simply "MARIO". Selecting "MARIO" will Supper Mario Broth on Twitter: "A prototype version of Super Mario Kart contains a debug menu with some standard options and one separated from the rest, called simply "MARIO". Selecting "MARIO" will](https://pbs.twimg.com/media/FNwHJNlXIAM8Lgr.png)
Supper Mario Broth on Twitter: "A prototype version of Super Mario Kart contains a debug menu with some standard options and one separated from the rest, called simply "MARIO". Selecting "MARIO" will
![Nintendo Player – A Not-For-Profit Classic Gaming Fansite - Super Mario Kart (Prototype, Super Nintendo) Nintendo Player – A Not-For-Profit Classic Gaming Fansite - Super Mario Kart (Prototype, Super Nintendo)](http://nintendoplayer.com/prototypes/smk/screens/Super%20Mario%20Kart%20(USA)041.png)