Secret Codes:
Press Turbo, Jump, and Pass on the "VS" screen to change the icons below the helmets. The numbers below are the number of times the buttons need to be pressed. After pressing the buttons, you must then press the D-pad (or Analog Stick) in the indicated direction. You'll see the name of the code and hear a sound to confirm entry.

T-J-P-D Effect

3-1-2-Up Powerup Offense

4-2-1-Up Powerup Defense

2-3-3-Up Powerup Teammates

0-4-5-Up Incredible blitzing

5-1-4-Up Infinite turbo

1-5-1-Up No punting

3-4-4-Up No interceptions

2-1-0-Up No first downs

0-4-0-Up Giant head

0-1-0-Up Late hits

1-0-0-Up Teams playbook

4-3-3-Up Invisible

3-0-3-Up Astroturf field

5-0-3-Up Old snow stadium

0-2-1-Right Display more field

2-0-0-Right Big head mode

2-0-3-Right Big head team

1-4-1-Right Team big players

3-1-0-Right Team tiny players

0-5-0-Right Giant football

1-0-2-Right Don't show receiver name

5-5-5-Right Rain

2-2-2-Right Night game

1-2-3-Right Headless game

2-2-3-Right Unlimited throw distances

3-1-4-Down Smart CPU

0-0-1-Down Display field goal percent

5-2-5-Down Snow

4-2-3-Down No fumbles

5-2-2-Down Mystery ball carrier

2-2-2-Left Always QB in multi-player

5-0-0-Left Turn stadium off

2-5-0-Left Quick passes

0-3-2-Left Quick turbo running

3-1-2-Left Powerup blockers

2-1-1-Left Going OB ok

1-2-3-Left Super field goals

3-2-1-Left No head

2-1-2-Left Clear weather

3-3-3-Left Highlite invisible receiver

4-0-4-Left Powerup Speed (2 player agreement only)

1-1-5-Left No play selection (2 player agreement only)

1-1-1-Up Reset tournament mode (2 player agreement only)

4-4-4-Up Super blitz(2 player agreement only)

5-5-5-Up Super blitz (2 player agreement only)

1-1-1-Down Tournament mode (2 player agreement only)

0-1-2-Down No cpu help (2 player agreement only)

4-2-3-Right Super passing(2 player agreement only)

Hidden characters:
Enter these names and pin numbers at Record Keeping screen.

PUNKR 1221

EDDIE 3333

DINO 1111

PUNKB 2112

MXV 1014

SMILE 1111

SHRUNK 6666

BOXER 2111

SAD 1111

PIRATE 1111

MOOSE 1111

BRAIN 1111

ALIEN 1111

RALPH 1111

RAIDEN 3691

TREX 1111

CURTIS 1111

SHINOK 8337

SKULL 1111

LEX 7777

JASON 3141

LUIS 3333

THUG 1111

JAPPLE 6660

ROOT 6000

TURMEL 0322

JENIFR 3333

SAL 0201

DANIEL 0604

GENTIL 1111

FORDEN 1111

DAVID 3333

AUBREY 7777

BRIAN 2221

AZPOD 4777

AOB 1111

ALEC 1197

JOVE 6644

FRANZ 1010

CALEB 0996

GRINCH 0222

JEFF 1111

WHODAT 1844

GUMBY 8698

NATHAN 0515

GUIDO 2222

RANDU 6666