Increase composure
Use the following trick In two player mode if your composure is low and you want to increase it without using a Beating Token. When teeing off, hit the ball at 100%. While the ball is in flight, press Mulligan. Your composure will increase without losing a Beating Token.

Master cheat
Enter "Golf_Gone_Wild" as a case-sensitive name to unlock all characters, clubs, and stages. Note: Need the underscores in the name.

Unlock Super skill
Hold R and press White, Back, White, Black, Back during game play. A sound will confirm correct cheat code entry. You will not slice or hook your shot and will always hit at the set power percentage of your club.

Unlock Bonus costumes
Hold L and press Y, Y, White, Y, Black, Y at the character selection screen. A sound will confirm correct code entry.

Unlock Larger ball
Hold R and press Up, Up, Up, Down during game play. A sound will confirm correct code entry. Repeat this code to increase its effect.

Unlock Smaller ball
Hold R and press Down, Down, Down, Up during game play. A sound will confirm correct code entry. Repeat this code to increase its effect.

No wind
Hold R and press Up, Left, Down, Right, Up, Left, Down, Right, X, X during game play. A sound will confirm correct code entry.

Beating Token
Hold R and press Black, X, Black, Black, X during game play. A sound will confirm correct code entry. Note: This only works if you do not have any Beating Tokens.

Distract opponent
Start a game with two or more players. While the other person is hitting the ball, press A button to say things to distract them.

Putting help
Press X when putting and a yellow line will appear, showing to path of the ball. Note: You can only do this three times.

Extended beating
When beating up your caddy, if you miss the last hit, keep pressing A repeatedly to continue pounding. This turns a minor failure into a major beating.

When using a Beating Token, you can extend the beating far and beyond the fifth hit by repeatedly pressing A for an extra five or six hits. You still have to accurately get the first five hits in order to take advantage of the bonus beatings.