CheatCodes.com has all the official Major League Baseball Featuring Ken Griffey Jr. N64 cheats to unlock everything. If you know of any that we don't have, please let us know.
All published and official codes as of Wednesday May 22, 2013 for Major League Baseball Featuring Ken Griffey Jr. are shown below.
Wait until a pop fly to the outfield is hit by your opponent. Allow the ball to drop, then pick it up. Hold Z and press C-Up to run into the infield with the ball. Then, press C-Right, C-Up, C-Left, C-Down, C-Left, C-Up, C-Down, C-Right, C-Up, C-Left, C-Down to throw the ball to various bases. If you entered the code correctly, the crowd will boo. Then, intentionally ignore the next ball that is hit into the outfield, and repeatedly tap A or B to fly.
Hold C-Left + C-Right + C-up + C-down and press Z after your batter is hit by a pitch.
When Ken Griffey Jr. is up to bat hit start and on the d-pad move left, left, right, right, right, left, left and if you swing and have contact on the ball you will hit it over the left field wall.
Highlight the "Exhibition" option and repeatedly tap C-Left + C-Right + C-Up + C-Down. If you entered the code correctly, you will hear a sound. Then, select the "All-Star teams" option to access the Nintendo and Angel Studios teams.
While in the batter's box, press Right, Left, Down, Right, Left, Up, Right, Left, Down. Then your batter will explode and reappear after the next pitch.
While in the batter's box, press Up(2), Down, Left(2), Right(2), Left(2), Down, Up(2).
While on the pitching mound, press Up(2), Down, Left(2), Right(2), Left(2), Down, Up(2).
Select exhibition mode, and choose the same team as home and visitor. Then at the stadium selection screen, press C-Left, C-Right, C-Left(2), C-Right, C-Down, C-Up, Z. If you entered the code correctly, you will hear a sound.
Select exhibition mode, then at the team selection screen, repeatedly tap C-Left + C-Right + C-Up + C-Down.
While looking at your pitching staff, press C down and you can see your opposing pitching staff.
While looking at your lineup press C down and you can see the other team's batting order.
If someone on the other team hits a shadow ball (a hit that shows only a shadow that slowly moves to the outfield fence), move your player to the yellow circle at the base of the wall. Let go of everything. Your outfielder will slowly fade ito the wall and the circle will turn red. When the ball lands, it will be on your outfielder's glove.
While in the batter's box with Ken Griffey Jr., press Left(2), Right(3), Left(2) before the pitcher winds up to throw the ball. If you entered the code correctly, Ken Griffey Jr. will point his bat in the direction where the ball will be hit. Then, successfully connect with the ball to automatically hit a homerun. Note: This code does not work in Home Run Durby mode.
Select exhibition mode. Then at the stadium selection screen, press Z to enter "View Stadium" mode. Then, press R + Z to shoot fireworks near the home plate section of the stadium.
Place the crosshair anywhere outside the yellow batting circle and hold it there. Then, hold Z and press C-Up, C-Left, or C-Right to look at one of the bases. Now release Z, then release the other button. The crosshair will disappear from the pitching screen. Select and throw any pitch, which will always be a strike or a ball.
While batting, hold B to move the cursor to where the ball will be pitched. Now release B as soon as the ball is thrown and swing.
On controller two while the CPU is pitching, press R.
At the title screen, hold Z to stop the spinning baseball. Then while holding Z, press the Analog-stick to control the baseball's movement.
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