Cheat Codes:
Her et par koder til Madden '98:
LEECH -- Bedre Defensiv Back.
GLOVES -- Det bliver nemmere at gribe.
BIGFOOT -- Bedre spark.
JACKHAMMER -- Bedre "Stiff Arm".
Extra Teams:
ORRS HEROES -- EA Sports Hold.
LOIN CLOTH -- Tiburon Hold.
LEADERS -- All Time Leaders.
COACH -- All Time All Madden.
PAC ATTACK -- All 60's Hold.
STEELCURTAIN -- All 70's Hold.
GOLD RUSH -- All 80's Hold.
ALOHA -- NFC.
LUAU -- AFC.
Extra Stadions:
JETSONS -- Astrodome(Old Oilers).
DAWGPOUND -- Cleveland Browns Stadion.
SNAKE -- Old Oakland Stadion.
DANDAMAN -- Old Miami Dolphins Stadion.
OLDDC -- RFK Stadion(Old Redskins).
SHARKSFIN -- Tiburon Sports Complex.
GHOST TOWN -- Wild West(late 1800's Texas).