At the versus screen, press L, R, and A (Juke, Turbo, and Hurdle) to change the icons on the bottom of the 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. If you entered the code correctly, you will see the name of the code and hear a sound. For example, to enter 1-2-3 Left, press L, R(2), A(3), Left. Note: More then one code may be activated per game.

Result	Code
Extra time	0-0-1 Right
Disable Auto-Passing icon	0-0-3 Down
Auto-Passing icon	0-0-3 Up
No CPU assist [Note 1]	0-1-2 Down
Show more field [Note 1]	0-2-1 Right
Big feet	0-2-5 Left
Power loader	0-2-5 Right
Chimp mode	0-2-5 Up
Chrome ball	0-3-0 Down
Classic ball	0-3-0 Left
Faster running	0-3-2 Left
Central Park	0-3-3 Right
Arctic Station	0-3-4 Down
Training Grounds	0-3-5 Up
Super Blitzing	0-5-4 Up
Tournament mode [Note 1]	1-1-1 Down
Super field goals	1-2-3 Left
Clear weather	1-2-3 Right
No punting	1-4-1 Up
Huge heads	1-4-5 Left
Big heads	2-0-0 Right
Big head teams	2-0-3 Right
No first downs [Note 1]	2-1-0 Up
Allow out of bounds	2-1-1 Left
More code entry time	2-1-2 Right
Always QB [Note 2]	2-2-2 Left
Always receiver [Note 2]	2-2-2 Right
Ground fog	2-3-2 Down
Fast passes	2-4-0 Left
Midway team	2-5-3 Right
Rollos team	2-5-4 Up
Bilders team	3-1-0 Up
Smart CPU teammates	3-1-4 Down
No highlighting receivers	3-2-1 Down
Noftle mode	3-2-5 Up
Extra play for offense	3-3-3 Down
Neo Tokyo team	3-4-4 Down
More fumbles	3-4-5 Up
Showtime mode	3-5-1 Right
No interceptions	3-5-5 Up
Crunch Mode team	4-0-3 Right
Power-up offense	4-1-2 Up
Unlimited turbo	4-1-5 Up
Power-up defense	4-2-1 Up
Brew Dawgs team	4-3-2 Down
Gsmers team	5-0-1 Up
Power-up Linemen	5-2-1 Up
No random fumbles [Note 1]	5-2-3 Down
Armageddon team	5-4-3 Right
No replays	5-5-4 Right
Weather: Snow	5-5-5 Left
Weather: Rain	5-5-5 Right

Note 1: Two player agreement required.

Note 2: Two human teammates required.