NFL Blitz - Platform: Gameboy Color

Cheat mode
----------
Press Start, B, and A to enter the following codes on the 
match-up screen in exhibition mode. The numbers in the 
following list indicate the number of times each button is 
pressed. After the first part of the code has been entered, 
press the D-pad in the indicated direction to enable it. 
Example, to enter 1-2-3 Left, press Start, B(2), A(3), Left.

Effect Confirmation Code
-------------------------- 
Desert field GLOSSYVOMT 2-0-2 Right 
Night game NIGHT GAME 2-2-2 Right 
Parking lot PARKINGLOT 3-2-3 Down 
No pointer NO POINTER 3-3-3 Left 
No fumbles NO FUMBLES 4-2-3 Down 
Invisible receiver I.RECEIVER  4-3-3 Up 
Unlimited turbo INF. TURBO  5-1-4 Up 
Strange colors PREDATOR 5-5-1 Up 
Start in overtime OVERTIME  0-0-6 Up 

Emerysville Eclipse team
------------------------
Enter 00606744 as a password. 

Midway Blitzers team
--------------------
Enter 06267545 as a password. 

Start season as the Bills
-------------------------
Enter 75566677 as a password. 

Random play
-----------
Press Left + B at the play selection screen.