> a greater overworld with secrets places
> this world allows you to collect ojects (like gems and coins) around it : for mor adventure, exploration
> objects can be exchanged rewards (like informations, new modes, tracks, karts and characters, ...)
> other modes, tracks, karts and characters can be unlocked by just winning races
> new challenges (can unlocks new modes ?) : like Sprint (against other drivers), Time trial lap, Hit the boxes, Capture the flag, ...
What do you think about it ?