Madden NFL '97 cheats and cheat codes for Playstation

Secret teams
Start an exhibition game. Choose any 2 teams and the controller options.
Then, input "TIBURON" as a user name and accept by pressing X.
Push the Circle button to go back to the team select page.
Now you can select 8 additional teams. These are the followings:
AFC Pro Bowl
All '60s
All '70s
All '80s
All-Time All-Madden
EA Sports
NFC Pro Bowl
Tiburon

To select hidden teams randomly, hold L2 + R2 in exhibition mode.


Watch winning, losing and Super Bowl movies:
Hold R1 or R2 during the loading of the game, when the black screen
with the PSX logo appears. If the code is accepted, a screen titled
"Cinematics" will appear instead of the title screen.


Madden NFL '97 Game Shark Codes:

Unlimited Time to Choose a Defensive Play
800804E8 0036

Unlimited Time -
80080E5C 012C
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Unlock Bonus Teams -
80080718 006B
-
Home Team Unlimited Time Outs -
8008A642 0002
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Modify Home Team Score
8008A640 ????
8008D1E8 ????
8008A9DC ????
-
Away Team Unlimited Time Outs -
80088682 0003
-
Modify Away Team Score
80088680 ????
8008D1E4 ????
8008A9D4 ????

Unlimited Time to Choose a Play*
80080DC4 0063
-
*You must turn the Game Shark off to hike the ball.