Skip to main content

Mario Tennis Open secrets guide

Gamesradar has partnered with GameXplain to bring you even more cheats, guides and video walkthroughs. Today we’ve served up all the hidden courts, secret characters and ace difficulty levels in Mario Tennis Open for 3DS.

With these tips you’ll be able to play as your favorite Mario characters on some cosmically awesome courts. If you want to see more of this new Mario sports title, check out our review.

Be sure to subscribe to GameXplain and GamesRadar on YouTube!

GamesRadar Staff

GamesRadar+ was first founded in 1999, and since then has been dedicated to delivering video game-related news, reviews, previews, features, and more. Since late 2014, the website has been the online home of Total Film, SFX, Edge, and PLAY magazines, with comics site Newsarama joining the fold in 2020. Our aim as the global GamesRadar Staff team is to take you closer to the games, movies, TV shows, and comics that you love. We want to upgrade your downtime, and help you make the most of your time, money, and skills. We always aim to entertain, inform, and inspire through our mix of content - which includes news, reviews, features, tips, buying guides, and videos.