Unlock Bowser Badlands
Win the Peach's Invitational using Tournament Mode.

Unlock Cheep Cheep Falls
Win the Lakitu Cup using Tournament Mode.

Unlock Peach's Castle Grounds
Win the Blooper Open using Tournament Mode.

Unlock Shifting Sands
Win the Cheep Cheep Tournament using Tournament Mode.

Upgrade players
When you are playing character matches mode, accept the invitations and defeat the characters to get the upgraded stats version.

Unlock Camp Hyrule Tourney
Go to the title screen and press Start + Z to get the code screen. Now enter 0EKW5G7U for the code

Special Contests
At the main title screen hold the Z button and press start. There should now be a selection called "Special Contests" From there you can do a hole in one challenge, as well as password input.

Target Tour Tournament: At the "Special Contests" section type the code CEUFPXJ1.

Hollywood Video Tour: At the "Special Contests" section type the code BJGQBULZ.

Mario Open: At the "Special Contests" section type the code GGAA241H.

Taunt Opponents
During your opponent's turn press on the D-Pad Up, Down, Left, or Right.

Compliment Opponents
During your opponent's turn press on the C-Stick Up, Down, Left, or Right

Change the weather
Go to save your game, then load it. Now when the course loads the weather will randomly be different.

Change pin location
If you want to change the location of your pin, just save the game then load it again.

Play as Boo
Get 50 best badges during Tournament mode.

Faster, different replays
When you've taken your shot, hit B to watch the instant replay. The viewing angle changes each time you watch the replay, and you can hit A to speed it up.

Play as Bowser Jr
Get all Ring mode stars, or finish Birdie challenge (win the front 9 holes of Congo Canopy, the back 9, then all 18 of them).

Player taunts
During a multiplayer game you can use the C-stick or press any button to perform taunts when it isn't your turn.

Play as Bowser Jr
Get all Ring mode stars, or finish Birdie challenge (win the front 9 holes of Congo Canopy, the back 9, then all 18 of them).

Play as Petey Piranha
Finish the Shooting, Approaching, and Putting games using all 3 difficulty levels.

Play as Shadow Mario
Earn a Best badge for each hole in Tournament mode.

Unlock Hollywood Video tournament
Hit Z + start at the title screen to bring up the contests menu. Now use the following code at the password tournament screen: BJGQBULZ

Unlock Peach's Castle Grounds
Win the Blooper Open using Tournament Mode.

Unlock Shifting Sands
Win the Cheep Cheep Tournament using Tournament Mode.

Unlock Blooper Bay
Win the Sands Classic using Tournament Mode.

Unlock All Tournaments Easy
This Cheat is very simple Go into Tournament with any Character and Choose Lakitu Cup. Complete all 18 Holes In first place and Cheep Cheep Tournament will be unlocked. Do the same thing here but remember you must be placed in first to unlock these levels.Sand Classics will be unlocked after Cheep Cheep Tournament is completed go on there are only four tournaments total. It should take the regular Mario or golf fan that long.

Perfect Power Swing
Fans of using Manual swing this code is not for you. If your fond of using auto swing then this code is very effective. Easly watch the small arrow below the number marking at the bottom of your screen. Take the meter clear to Mario's Hands and hit A quickly and make sure that you hit B before you do any of that to make sure that the red golf ball is by your meter that says POWER and hit A again then if you here the smack of Mario's Hands The Perfect NICE SHOT Will occur.