A. Coz is a character in the Super Mario series. He first appeared in Mario Tennis. His full name is A. Costello. He has two brothers, and his partner is B. Coz. He is a really fast character and is good at returning balls. His other brother's name is Willy.

Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.