FIFA 98

Use the "Player Edit" option to change a player 
name to one of the following entries:

RESULT                       CHEAT CODE  
---------------------------------------
Classic 1982 match         - zico 
Classic 1966, 1970 matches - hurst 
Silly moves                - footy or powder 
Crazy ball                 - dohdohdoh or mrhat 
Ball on fire               - kenny 
Skeleton players           - kyle 
Alien mode                 - neila 
Big head mode              - eac rocks or gabo 
Hot potato mode            - xplay or gonzo 
Take a dive                - johnny atomic or cartman 
Crowd leaves stadium       - city 
Invisible walls            - urlofus 

Celebrate
----------------
In FIFA98 after typing footy and enabling it, during the game,
when the player your controlling has the ball, double clicking
the "Z" button on the joystick (E on the keyboard) will make 
the player do a celebration ex. flip, 360.

Crowd sounds 
-----------------------
Score a goal and repeatedly press one of the following 
keys or buttons to hear the corresponding crowd sound:

SOUND           BUTTON  
-----------------------
Normal drums   - Sprint 
Loud drums     - Shoot  
Horns Lob/Long - kick 
Crowd cheers   - Pass