Press L, R, and A (Juke, Turbo, and Hurdle), this will change the icons below the helmets on the versus screen.
The numbers below in the following list tell you how many times to press each button.
After the icons have been changed, press the D-pad in the indicated direction to enable the code.
The name of the code and a sound will confirm correct code entry.
Extra time after plays 0-0-1 Right No CPU assistance1 0-1-2 Down See more field1 0-2-1 Right Big feet 0-2-5 Left Big shoulders 0-2-5 Right Chimp mode 0-2-5 Up Classic NFL Blitz ball 0-3-0 Left Tourney mode in two team game 1-1-1 Down Super field goals 1-2-3 Left Clear weather 1-2-3 Right Cowboys team 1-3-5 Left Chrome ball 0-3-0 Left Fast running speed 0-3-2 Left 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 Huge head for ball carrier 1-4-5 Left Big head for ball carrier 2-0-0 Right Big head for team 2-0-3 Right No first downs 2-1-0 Up Allow stepping out of bounds 2-1-1 Left More code entry time 2-1-2 Right Always QB (two humans on team) 2-2-2 Left Indians team 0-4-5 Left Super blitzing 0-5-4 Up No punting 1-4-1 Up Bilders team 3-1-0 Up Smart CPU teammates 3-1-4 Down No target receiver highlight 3-2-1 Down Noftle mode 3-2-5 Up Extra offense plays 3-3-3 Down Always receiver (two on team) 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 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
At the versus screen, press L, R, and A 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.