Madden NFL '98 Cheats & Tips

Enter JETSONS in the "Create Player" menu to unlock the Astrodome.
Enter DAWGPOUND in the "Create Player" menu to unlock the Cleveland Browns Stadium.
Enter DANDAMAN in the "Create Player" menu to unlock the Old Miami Dolphins Stadium.
Enter SNAKE in the "Create Player" menu to unlock the Old Oakland Stadium.
Enter BIG SOMBRERO in the "Create Player" menu to unlock the Old Tampa Bay Stadium.
Enter SHARKSFIN to in the "Create Player" menu unlock the Tiburon Sports Complex.
Enter GHOST TOWN in the "Create Player" menu to unlock the Wild West.

Enter one of the following names on the "Create Player" menu to activate the corresponding bonus team.

Enter ORRS HEROES to unlock the EA Sports team.
Enter LOIN CLOTH to unlock Tiberon team.
Enter LEADERS to unlock the All Time Leaders team
Enter COACH to unlock the All Time All Madden team.
Enter PAC ATTACK to unlock the All '60s team.
Enter STEELCURTAIN to unlock the All '70s team.
Enter GOLD RUSH to unlock the All '80s team.
Enter ALOHA to unlock the NFC Pro Bowl team.
Enter LUAU to unlock the AFC Pro Bowl team.

Enter LEECH in the "Create Player" menu to unlock Improved defensive backs.
Enter GLOVES in the "Create Player" menu to unlock Easy catches.
Enter BIGFOOT in the "Create Player" menu to unlock Longer kicks
Enter JACKHAMMER in the "Create Player" menu to unlock a Stiffer arm.