Enter the following codes at the ''Secret Codes'' screen...
| Password: | Effect: |
| GOLDRUSH | 1957 - 49ers |
| LIONPOWER | 1957 - Lions |
| STABLE | 1958 - Colts |
| JOLLYGREEN | 1958 - Giants |
| THEREWASAMAN | 1962 - Oilers |
| GETEM | 1962 - Texans |
| MEGIVEYOU | 1966 - Chiefs |
| WHOSHOTJR | 1966 - Cowboys |
| CHAMPS | 1966 - Packers |
| TUNDRA | 1967 - Cowboys |
| SNOWPLOW | 1967 - Packers |
| BLITZER | 1967 - Rams |
| SHOCKER | 1968 - Colts |
| TVTIMEOUT | 1968 - Jets |
| HEIDI | 1968 - Raiders |
| NOFLUKE | 1969 - Chiefs |
| ALLFLUKE | 1969 - Vikings |
| MNF | 1970 - Browns |
| DAMYANKEES | 1970 - Vikings |
| OVERTIME | 1971 - Chiefs |
| STARS | 1971 - Cowboys |
| LONGESTGAME | 1971 - Dolphins |
| AIRTIME | 1972 - Jets |
| PERFECT | 1972 - Dolphins |
| SOUR | 1972 - Raiders |
| LUCKY | 1972 - Steelers |
| JUNGLECATS | 1973 - Bengals |
| DEFENDERS | 1974 - Dolphins |
| STRUGGLE | 1974 - Raiders |
| STEELCURTAIN | 1974 - Steelers |
| TARK | 1974 - Vikings |
| HAILMARY | 1975 - Cowboys |
| MIRACLELEAP | 1975 - Steelers |
| PURPLE | 1975 - Vikings |
| GHOSTTOTHEPOST | 1977 - Colts |
| USATEAM | 1977 - Cowboys |
| THEGHOST | 1977 - Raiders |
| ROLLER | 1978 - Chargers |
| CANNEDTUNA | 1978 - Dolphins |
| EARL | 1978 - Oilers |
| HOLY | 1978 - Raiders |
| DYNASTY | 1978 - Steelers |
| PIRATES | 1979 - Bucs |
| COMEBACK | 1979 - Cowboys |
| THECATCH | 1981 - 49ers |
| TIGERS | 1981 - Bengals |
| IRONMAN | 1981 - Chargers |
| NOCHANCE | 1981 - Cowboys |
| HOMESICK | 1983 - Raiders |
| MADDEN84 | 1984 - All Madden |
| DANTHEMAN | 1984 - Dolphins |
| MAD1985 | 1985 - All Madden |
| UPSET | 1985 - Bears |
| FLYAWAY | 1985 - Falcons |
| BLOWOUT | 1985 - Patriots |
| 86MADDEN | 1986 - All Madden |
| THEDRIVE | 1986 - Broncos |
| 1987MAD | 1987 - All Madden |
| MADDEN88 | 1988 - All Madden |
| NOHOPE | 1988 - Bengals |
| MAD1989 | 1989 - All Madden |
| CRUSHED | 1989 - Broncos |
| 90MADDEN | 1990 - All Madden |
| WIDERRIGHT | 1990 - Bills |
| ONEEYE | 1990 - Raiders |
| 1991MAD | 1991 - All Madden |
| NEONLIGHTS | 1991 - Falcons |
| TOOMUCH | 1991 - Lions |
| MADDEN92 | 1992 - All Madden |
| COMEBACKKID | 1992 - Bills |
| HOWBOUTTHEM | 1992 - Cowboys |
| MAD1993 | 1993 - All Madden |
| NOTAGAIN | 1993 - Bills |
| BYTHEBAY | 1994 - 49ers |
| 94MADDEN | 1994 - All Madden |
| OUCH | 1994 - Broncos |
| CHARGE | 1994 - Chargers |
| 1995MAD | 1995 - All Madden |
| MADDEN96 | 1996 - All Madden |
| ALMOST | 1996 - Packers |
| MAD1997 | 1997 - All Madden |
| THECATCHTWO | 1998 - 49ers |
| 98MADDEN | 1998 - All Madden |
| NOLUCK | 1998 - Packers |
| MISSEDCHANCE | 1998 - Vikings |
| 1999MAD | 1999 - All Madden |
| GREENWINGS | 1999 - Eagles |
| NOWHEREMAN | 1999 - Rams |
| MIRACLEPLAY | 1999 - Titans |
| GOLDNINERS | All 49ers Team |
| BROWNBEAR | All Bears Team |
| BLUEBILLS | All Bills Team |
| BUCKINGBRONCO | All Broncos Team |
| BLUECHARGERS | All Chargers Team |
| REDCHIERS | All Chiefs Team |
| WHITECOLTS | All Colts Team |
| BLUECOWBOYS | All Cowboys Team |
| AQUAFINS | All Dolphins Team |
| GREENEAGLES | All Eagles Team |
| BLACKFALCONS | All Falcons Team |
| BIGGIANTS | All Giants Team |
| SILVERLIONS | All Lions Team |
| YELLOWPACK | All Packers Team |
| BIGCATS | All Panters Team |
| REDPATS | All Patriots Team |
| SILVERRAID | All Raiders Team |
| GOLDRAMS | All Rams Team |
| REDINDIANS | All Redskins Team |
| MARCHINGIN | All Saints Team |
| BLACKSTEEL | All Steelers Team |
| CONQUER | All Vikings Team |
| INTHEGAME | EA Sports Team |
| KINGTUT | Mummies |
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