Fairly Odd Racers

The studio is doing a big Mario Kart 8 competition, and the finals are today.  I decided to predict the outcome.

With no bias whatsoever....

A tiny look at what I'm working on right now...

I'm working on a larger piece, but it's taking a while, so I thought I'd post a little snippet because I liked how it's going so far...

What could that be in reference to?  I wonder...