Are you still getting your butt whipped by your friends? Our guide helps you brush up on your Mario Tennis skills. Register now to access the complete guide for free.

Enter:

48HWOR482

As your password.

If you have the N64 and GBC versions of Mario Tennis, you can use the Transfer Pak to unlock new characters. There are four new character sin the GBC version of the game. Play each to pump up their stats. They will only be as good in the N64 game as you make them in the Gameboy game.

Pop the GBC cart into the Transfer Pak and upload your new characters!

From the Main Menu select Special Games and then Ring Tournaments.

Enter: A3W5KQA3C

This code will unlock the Mario Cup. Have Fun!

From the Main Menu select Special Games and then Ring Tournaments.

Enter: OF9XFQOFR

This code will unlock the Peach Cup. Have Fun!

From the Main Menu select Special Games and then Ring Tournaments.

Enter: J6M9PQJ6U

This code will unlock the Nintendo Power Cup. Have Fun!

Win the Star Cup with Mario in doubles to unlock Mario and Luigi Court. Ball Speed: Fast
Bounce: Normal
*Note: A zippy surface, the Mario and Luigi court is great for a fast-paced match among friends. Power and all-around players will thrive.

To unlock DK Jr, you simply have to complete the Star Cup/Doubles Tournament.

To Unlock Shy Guy, beat the Star Cup/Singles Tournament.

Unlock the Super Mario Bros. Court by beating the Mushroom Cup/Singles Tournament using Mario.

From the Main Menu select Special Games and then Ring Tournaments.

Enter: ARM6JQARU

This code will unlock the Blockbuster Cup. Have Fun!

You can earn a star player simply by beating the Star Cup. Hold the R button as you select your character. This will make your character a Star Player.

After beating the Piranha Challenge you can play on the Piranha Court, but only in the Piranha Challenge.

From the Main Menu select Special Games and then Ring Tournaments.

Enter: UOUFMPUOM

This code will unlock the Wario Cup. Have Fun!

From the Main Menu select Special Games and then Ring Tournaments.

Enter: M1C2YQM1W

This code will unlock the Luigi Cup. Have Fun!

From the Main Menu select Special Games and then Ring Tournaments.

Enter: LA98JRLAR

This code will unlock the Waluigi Cup. Have Fun!

From the Main Menu select Special Games and then Ring Tournaments.

Enter: 48HWOR482

This code will unlock the Mariotennis.com Cup. Have Fun!

From the Main Menu select Special Games and then Ring Tournaments.

Enter: N24K8QN2P

This code will unlock the Bowser Cup. Have Fun!

Select Birdo and enter the Tournament Mode and select select Doubles (your partner will be Yoshi) and then play till you beat the Star Cup.

Use Wario and beat the Doubles Star Cup.

From the Main Menu select Special Games and then Ring Tournaments.

Enter: MM55MQMMJ

This code will unlock the DK Cup. Have Fun!

Unlock the Baby Mario and Yoshi Court by beating the Mushroom Cup/Singles Tournament using Yoshi.

Unlock the DK court by beating the Mushroom Cup/Singles Tournament with Donkey Kong.

From the Main Menu select Special Games and then Ring Tournaments.

Enter: MM55MQMMJ

This code will unlock the Bowser Cup. Have Fun!

From the Main Menu select Special Games and then Ring Tournaments.

Enter: V2UFMPUZM

This code will unlock the IGN64 Cup. Have Fun!

Enter as Yoshi without star or lefty, your opponent is most likely to be Baby Mario, if it isn't reenter until it is. Wait for him to go real close to the net then do a lob shot (A and then B) if it works properly, he won't go for the ball. If he goes far from the net, stop lob shooting and do a regular shot away from him.