MLB SlugFest: Loaded

Hit ten home runs in a game.

Enter these codes at the versus screen.
More Time After Each Play: SQUARE, TRIANGLE, TRIANGLE, CIRCLE, CIRCLE, CIRCLE, LEFT.
Big Heads: SQUARE, SQUARE, RIGHT.
Tiny Heads: SQUARE, SQUARE, LEFT.
Max Out Batting: SQUARE, SQUARE, SQUARE, LEFT.
Max Out Power: TRIANGLE, TRIANGLE, TRIANGLE, LEFT.
Unlimited Turbo: SQUARE, SQUARE, SQUARE, SQUARE, TRIANGLE, TRIANGLE, TRIANGLE, TRIANGLE, CIRCLE, CIRCLE, CIRCLE, CIRCLE, DOWN
Softball Mode: SQUARE, SQUARE, TRIANGLE, TRIANGLE, TRIANGLE, TRIANGLE, CIRCLE, CIRCLE, DOWN.
Ball Is Rubber: SQUARE, SQUARE, TRIANGLE, TRIANGLE, TRIANGLE, TRIANGLE, CIRCLE, CIRCLE, UP.
Max Out Speed: CIRCLE, CIRCLE, CIRCLE, LEFT.

Press Square, Triangle, and Circle to change the icons in the first, second, and third boxes respectively at the vs. match-up screen. The numbers in the following list indicate the number of times each button is pressed. After the icons have been changed, press the D-pad in the indicated direction to enable the code. For example, to enter 1-2-3 Left, press Square, Triangle(2), Circle(3), Left.

Effect Code

Bone bat 0-0-1 Up
Blade bat 0-0-2 Up
Max speed 0-0-3 Left
Ice bat 0-0-3 Up
Whiffle bat 0-0-4 Right
Log bat 0-0-4 Up
Spike bat 0-0-5 Up
Max power 0-3-0 Left
Little League mode 1-0-1 Down
Dolphin team 1-0-2 Down
Dwarf team 1-0-3 Down
Minotaur team 1-1-0 Down
Scorpion team 1-1-2 Down
Gladiator team 1-1-3 Down
Extra time after plays 1-2-3 Left
Rodeo Clown team 1-3-2 Down
Bobblehead team 1-3-3 Down
Tiny head mode 2-0-0 Left
Big head mode 2-0-0 Right
Pinto team 2-1-0 Right
Evil Clown team 2-1-1 Down
Horse team 2-1-1 Right
Eagle team 2-1-2 Right
Lion team 2-2-0 Right
Olshan team 2-2-2 Down
Todd McFarlane team 2-2-2 Right
Rivera team 2-2-2 Up
Alien team 2-3-1 Down
Napalitano team 2-3-2 Down
Casey team 2-3-3 Down
16-inch softball mode 2-4-2 Down
Rubber ball mode 2-4-2 Up
Max batting 3-0-0 Left
Midway Park stadium 3-2-1 Down
Atlantis stadium 3-2-1 Left
Empire Park stadium 3-2-1 Right
Rocket Park stadium 3-2-1 Up
Monument stadium 3-3-3 Down
Forbidden City stadium 3-3-3 Left
Terry Fitzgerald team 3-3-3 Right
Coliseum stadium 3-3-3 Up
Unlimited turbo 4-4-4 Down

Hit a home run at Fenway (Boston Red Sox)

Get walked three times in one game. To do this easily requires two controllers. Use controller two, choose any pitch, but throw a ball.

Press power swing (Square + L3). This works well in the homerun derby.

Hit a home run at Yankee Stadium (New York Yankees)

The following is a list of Fantasy teams and the real teams that each corresponds to:

Lions: Houston
Horse: Philadelphia
Pinto: Atlanta
Eagles: St. Louis
Gladiators: Boston
Bobble Head: Toronto
Dolphins: Florida
Scorpion: Arizona
Sub-Zero: Seattle
Evil Clowns: NY Yankees
Minotaur: San Francisco
Alien: Minnesota
Casey: Chicago Cubs

At the Title Screen or the Main Menu press TRIANGLE, SQUARE, R1 to unlock all Fantasy Teams and Fantasy Stadiums.

Hit a home run at Pet Co (San Diego Padres)