Madden 64 for N64 Cheats and Cheat Codes

Select season mode, and enter the front office menu. Then, create a player and 
enter one of the following names. Note: "_" indicates a space. Use the "Continue" 
option and save the player. Press B(2) to return to the game selection screen and 
choose exhibition mode to access the cheat effect. 

Name		What It Does

Tiburon		Large players
Elec_Arts		Larger, more powerful players
Sixties		1960's teams
Seventies		1970's teams
Eighties		1980's teams
B_Howlie		1997 AFC Pro bowl team
Lei		1997 NFC Pro bowl team
AT_Madden		All-Time Madden team
Stats_Men		Statistical leaders team
Maitland		Tiburon stadium
San_Mateo		EA stadium