How do you unlock oxide in ctr

Yes, this is how:
First, go on time trial mode.
Next, beat nitrous oxide's ghost on every single level of the time trial mode.
Finally, you have him and that's how u unlock N.Trophy also.

Dudes listen 2 me this guy is a lying ive tried beating all his times but u dont get him instead you get penta penguin and the scrapbook thanks expert900