Successfully complete the indicated task to unlock the corresponding stamp:
Get a "1,000" rating in any sport. You will see a silver seal next to your name when you play that sport and have the following bonuses unlocked:
Get a "2,000" rating in any sport.
Pause the game when you are about to lose a match. Either restart or quit before the game displays the score. If done correctly, you will not lose skill points.
Start a game in Swordplay - Duel. Get to the final round battle by losing one round, tying one round, and winning one round. The platform will then change so only the blue part of the platform is there. You should be able to knock your opponent off in one hit to get the "One-Hit Wonder" stamp.
Use the following code to replay the skydiving demo that was featured when the game was first started. At the character selection screen, highlight the pointer over the "OK" option. Hold 2 and press A. Release 2 at the next screen, featuring your Mii getting ready to jump. If done correctly, your score and level will not appear.
Achieve Pro class in Archery. Then while an Archery game loads, hold 2.
While confirming your character at the selection screen, hold 2 and press A. Release 2 at the warning message screen.
During a 3-point contest, you can sometimes hear the "Wa-ha!" sound said by Mario in Super Mario 64 after a triple jump.
For a golden ball, hold Right and press A while confirming your character at the selection screen. Release Right at the warning message screen.
For a green ball, hold Down and press A while confirming your character at the selection screen. Release Down at the warning message screen.
For a pink ball, hold Left + A while confirming your character at the selection screen. Release Left at the warning message screen.
You must throw the ball on top of the right or left rail. To do this, move to the rail, but set your direction and position options before getting too close to the rail. The dotted line must be almost parallel to the rail, but slightly turned towards the rail. If you are too close to set the angle, move away then move back in after making your adjustment. If done correctly, after a perfect throw, the ball will roll on top of the rail and hit the red button at the end. You will hear a click followed by the sound of an explosion if that happens. All 100 pins will then fall down. After completing the match, you will also get the Secret Strike stamp.
When the Wii-mote is all the way behind you when throwing the ball, release B. If done correctly, the ball will be thrown backwards and the Miis will jump.
When you zoom in, the sound is the same as when the menu is displayed in Animal Crossing.
Successfully complete the indicated task to unlock the corresponding race:
Achieve Pro class in Cycling. Then while selecting your Mii, hold 1. There are two versions, depending on the gender of your Mii.
Use the D-pad at the map to control the camera angle and look around the island. Note: You can also change camera views while riding.
At the start of a race during the countdown, the sounds are the same as during the pre-race countdowns in the Mario Kart series.
When you fall off a cliff, the sound is the same as when you fall off a cliff in Mario Kart 64.
You can use the following controls on a Nunchuk any time during flight:
Successfully complete all courses with a total score that is under par (-1 or better) for each hole.
While confirming your course at the selection screen, hold 2 and press A. Release 2 at the warning message screen. The only meter visible will be the one that sets the direction when you are on the green.
Successfully complete all courses with a total score that is under par (-1 or better) for each hole.
While confirming your course at the selection screen, hold 2 and press A. Release 2 at the warning message screen. The only meter visible will be the one that sets the direction when you are on the green.
At the "Select time of day" screen, highlight the "Daytime", "Evening", or "Night" option, then hold 2 and press A. Release 2 at the "Warning" screen.
Get the indicated number of points by collecting "i" symbols in Free Flight mode to unlock the corresponding bonus:
When you follow Miguel's plane, you will find some "i" symbols. Use the following trick to locate Miguel's plane. Press 1 to shoot a flare. A flare will also appear and can be heard from Miguel's plane soon afterwards. Keep firing flares until you find Miguel, then follow him.
You can use the following controls on a Nunchuk any time during flight:
Go to the hillside cabins at night. You can hear someone playing Super Mario Bros.
Successfully complete the indicated task to unlock the corresponding course. Note: The courses will be unlocked separately in Shalom and Versus mode.
Play at night in Free Roam mode. Look for a whale jumping. Go to where it landed to see it swimming underwater.
While confirming your character at the selection screen, hold 2 and press A. Release 2 at the warning message screen.
Defeat Matt, the Pro class champion, then hold 1 while a Swordplay game loads.
Go for a swing, then quickly block at the last moment. You will punch your opponent in the face with a little knock back.
Score 1,500 points to fight Matt, the Pro class champion, in a special sunset match.
Score 1,000 points to unlock the Samurai armor Level 2.
Defeat Matt, the Pro class champion, to upgrade your Samurai armor to Level 3. Note: You must have 1,500 skill points to face him.
End with tie at sudden death. A screen with both you and the CPU opponent standing next to each other will appear. You can repeatedly punch the CPU character in the face.
Successfully complete the Volcano round to unlock the Reverse rounds. You can play all ten original rounds backwards.
While a Table Tennis game loads, hold 1.
While a Table Tennis game loads, hold 2.
Get between 400 to 500 points in the overall event score to unlock the Intermediate level. Get between 800 to 900 points in the overall event score to unlock the Expert level.