If you're talking about the "Battles", then Retro means the "older" version, it's exactly the same for how you play them, just with older tracks.
Retro Cups are the cups in which previous courses in older Mario Kart games are reused. In the case of Mario Kart Wii, the bottom four cups consist of old tracks.
Retro is the first four cups on the top of the sreen.
Indeed they are.
They Are Exactly the same cups in the same order as Mario Karts DS
they are the bottom cups in the grand prix races
A Wii cup is the Mushroom, Flower, Star, or Special cup in Mario Kart Wii.Basically The top row of cups. The Bottom row of cups are retro cups. =)
The "Wii Cups" in Mario Kart Wii are the cups in the top half of the cup selection menu. In Mario Kart DS these were known as the "Nitro Cups". The Wii cups are the Mushroom Cup, the Flower Cup, the Star Cup and the Special Cup. The Star and Special Cups have to be unlocked.
In Mario kart wii, they are the cups in the bottom row.(banana cup, shell cup, leaf cup, & the lightning cup)
They are older courses from other Mario Kart games. Shell Cup, Banana Cup, Leaf Cup, Lightning Cup.
if you mean Mario kart wii then its $30.00
banana,shell,leaf,lightningcups
If you mean Mario kart wii i think it is BLUE FALCON!!! -BabyBobser-