I am very big fanatic of Mario and luckily I have the answer. I'm pretty sure to get Waluigi on Mario Kart DS you's need to finish and get first in all grand prix tracks in 150cc or 100 cc.
Most sure is 150cc
BTW Waluigi is not the fastest! Dry bones is (Finish and get first in 50cc)
Yes there is Mario kart for ds. It is called Mario Kart DS. You should buy it immediately.
Mario Kart DS happened in 2005.
You cannot unlock Baby Mario in Mario Kart DS. He is only in Mario kart: Double Dash!!! and Mario Kart Wii.
You cannot get bikes in Mario Kart DS
Mario Kart DS happened in 2005.
You can't get a zip for Mario Kart DS! A DS is not compatible with Zips.
you can get R.O.B. but not R.O.B. 64 in Mario kart ds
No new Mario kart has been announced for the DS
Mario kart ds
Mario kart ds
if your talking about Mario kart ds you cant if your talking about Mario kart wii I don't know:(
No, there was no second Mario Kart game for the DS. There is, however, Mario Kart 7, which was released for the 3DS, the successor to the DS.