When the “Today's Contest” screen appears, enter any of the following codes with the Turbo, Jump, Pass buttons and D-pad.
The code must be entered like this : Turbo n times, Jump n times, Pass n times, D-pad direction
Infinite Turbo: 5, 1, 4, Up.
Fast Turbo Running: 0, 3, 2, Left.
Power-Up Offense: 3, 1, 2, Up.
Power-Up Defense: 4, 2, 1, Up.
Power-Up Teammates: 2, 3, 3, Up.
Power-Up Blockers: 3, 1, 2, Left.
Super Blitzing: 0, 4, 5, Up.
Super Field Goals: 1, 2, 3, Left.
No Interceptions: 3, 4, 4, Up.
No Random Fumbles: 4, 2, 3, Down.
No First Downs: 2, 1, 0, Up.
No Punting: 1,5, 1, Up.
Allow Stepping out of Bounds: 2, 1, 1, Left.
Fast Passes: 2, 5, 0, Left.
Tum Off Stadium: 5, 0, 0, Left.
Lights Out: 5, 3, 4, Down.
Late Hits: 0, 1, 0, Up.
Show Field Goal Percentage: 0, 0, 1, Down.
Show Punt Hang Meter: 0, o, 1, Right.
Use Team Plays: 1, 0, 0, Up.
Hide Receiver Name: 1, 0, 2, Right.
Invisible: 4, 3, 3, Up.
Big Football: 0, 5, 0, Right.
Big Head: 2, 0, 0, Right.
Huge Head: o, 4, 0, Up.
No Head: 3, 2, 1, Left.
Headless Team: 1, 2, 3, Right.
Team Tiny Players: 3, 1, 0, Right.
Team Big Heads: 2, 0, 3, Right.
No Play Selection (2P must agree): 1, 1, 5,Left.
Show More Field (2P must agree): 0, 2, 1,Right.
No CPU Assistance (2P must agree): 0, 1, 2,Down.
Power-Up Speed (2P must agree): 4, 0, 4,Left.
Hyper Blitz (2P must agree): 5, 5, 5, Up.
Smart CPU Opponent (1P game only): 3, 1, 4,Down.
Toumament Mode (2P game only): 1, 1, 1,Down.
Always Quarterback (2P teammate required): 2, 2, 2, Left.
Always Receiver (2P teammate required): 2,2, 2, Right.
Old Day Stadium: 5, 0, 1, Up.
Old Night Stadium: 5, 0, 2, Up.
Baseball Stadium: 5, 0, 2, Left.
Old Snow Stadium: 5, 0, 3, Up.
Grass Field: 3, 0, 0, Up.
Asphalt Field: 3, 0, 1, Up.
Dirt Field: 3, 0, 2, Up.
Astroturf Field: 3, 0, 3, Up.
Snow Field: 3, 0, 4, Up.
Fog On: 0, 3, 0, Down.
Clear Weather: 2, 1, 2, Left.
Written by Zestorm