While in the batter's box and using the power swing, press Up/Left + L2 + R1 + X when the ball is thrown. If the batter connects, they will hit a homerun.
At the start/options screen, press R1 + X + R2 + Select. If you entered the code correctly, you will hear a sound.
At the player creation screen, enter "Scott Murray" or any other development team name (located in the back of the instruction manual) as a player name. -From: peterja@bgnet.bgsu.edu
Enter the start menu and allow the MLB 2000 demo to run. Watch it until the MLB 2000 logo appears again, then a blooper FMV sequence will begin.
Repeatedly tap X when running home and your runner will ram the catcher. At times, this may cause the catcher to drop the ball. Note: Auto Sliding must be enabled.
While in the batter's box and using the power swing, press Down to hit a single or double about 90% of the time.
| Joker Command | D009DA56 ???? |
| Infinite Creation Points | 801E8B28 00FF |
| Infinite Balls | 800B8968 0000 |
| 1 Ball And You Walk | D00B8968 0000 800B8968 0003 |
| 2 Balls And You Walk | D00B8968 0000 800B8968 0002 |
| 3 Balls And You Walk | D00B8968 0000 800B8968 0001 |
| Infinite Strikes | 800B8966 0000 |
| 1 Strike And You Are Out | D00B8966 0000 800B8966 0002 |
| 2 Strikes And You Are Out | D00B8966 0000 800B8966 0001 |
| Infinite Outs | 800B8964 0000 |
| 1 Out And You Are Out | D00B8964 0000 800B8964 0002 |
| 2 Outs And You Are Out | D00B8964 0000 800B8964 0002 |
| 0 Outs, 0 Strikes, 3 Balls (Press L1 + L2) | D009DA56 0005 800B8964 0000 D009DA56 0005 800B8966 0000 D009DA56 0005 800B8968 0003 |
| 2 Outs, 2 Strikes, 0 Balls (Press R1 + R2) | D009DA56 000A 800B8964 0002 D009DA56 000A 800B8966 0002 D009DA56 000A 800B8968 0000 |
| Home Team Score Modifier | 3001D416 00?? |
| Home Team Hit Modifier | 3001D417 00?? |
| Away Team Score Modifier | 3001D458 00?? |
| Away Team Hit Modifier | 8001D459 00?? |