| Gameshark Madden NFL '99 Hacks |
| Home Team Score 0 | 8006A32E 0000 |
| Away Team Score 0 | 8006CDEE 0000 |
| Infinite Creation Points | 80095CAA 2400 |
| Max Agility | 8015FF3E 0064 |
| Max Speed | 8015FF40 0064 |
| Max Awareness | 8015FF42 0064 |
| Max Throw Power | 8015FF44 0064 |
| Max Throw Accuracy | 8015FF46 0064 |
| Home Team AFC Pro Bowl | 800616AE 005E |
| Home Team NFC Pro Bowl | 800616AE 005F |
| Home Team All-Madden | 800616AE 0060 |
| Home Team All-Time-All Madden | 800616AE 0061 |
| Home Team All-Time Stat Leaders | 800616AE 0062 |
| Home Team 75th Anniversary | 800616AE 0063 |
| Home Team All '60s | 800616AE 0065 |
| Home Team All '70s | 800616AE 0066 |
| Home Team All '80s | 800616AE 0067 |
| Home Team All '90s | 800616AE 0068 |
| Home Team Equipment Managers | 800616AE 0064 |
| Home Team 1999 Cleveland Browns | 800616AE 006B |
| Home Team EA Sports | 800616AE 006A |
| Home Team Tiburon | 800616AE 0069 |
| Home Team Bandits | 800616AE 006C |
| Home Team Blues | 800616AE 006D |
| Home Team Bruins | 800616AE 006E |
| Home Team Bulldogs | 800616AE 006F |
| Home Team Colonials | 800616AE 0070 |
| Home Team Dodgers | 800616AE 0071 |
| Home Team Flyers | 800616AE 0072 |
| Home Team Generals | 800616AE 0073 |
| Home Team Indians | 800616AE 0074 |
| Home Team Kings | 800616AE 0075 |
| Home Team Pirates | 800616AE 0076 |
| Home Team Rangers | 800616AE 0077 |
| Home Team Sharks | 800616AE 0078 |
| Home Team Stars | 800616AE 0079 |
| Home Team Tigers | 800616AE 007A |
| Home Team Titans | 800616AE 007B |
| Home Team Wildcats | 800616AE 007C |
| Home Team Yellow Jackets | 800616AE 007D |
| Away Team AFC Pro Bowl | 800616AC 005E |
| Away Team NFC Pro Bowl | 800616AC 005F |
| Away Team All-Madden | 800616AC 0060 |
| Away Team All-Time All-Madden | 800616AC 0061 |
| Away Team All-Time Stat Leaders | 800616AC 0062 |
| Away Team 75th Anniversary | 800616AC 0063 |
| Away Team All '60s | 800616AC 0065 |
| Away Team All '70s | 800616AC 0066 |
| Away Team All '80s | 800616AC 0067 |
| Away Team All '90s | 800616AC 0068 |
| Away Team Equipment Managers | 800616AC 0064 |
| Away Team 1999 Cleveland Browns | 800616AC 006B |
| Away Team EA Sports | 800616AC 006A |
| Away Team Tiburon | 800616AC 0069 |
| Away Team Bandits | 800616AC 006C |
| Away Team Blues | 800616AC 006D |
| Away Team Bruins | 800616AC 006E |
| Away Team Bulldogs | 800616AC 006F |
| Away Team Colonials | 800616AC 0070 |
| Away Team Dodgers | 800616AC 0071 |
| Away Team Flyers | 800616AC 0072 |
| Away Team Generals | 800616AC 0073 |
| Away Team Indians | 800616AC 0074 |
| Away Team Kings | 800616AC 0075 |
| Away Team Pirates | 800616AC 0076 |
| Away Team Rangers | 800616AC 0077 |
| Away Team Sharks | 800616AC 0078 |
| Away Team Stars | 800616AC 0079 |
| Away Team Tigers | 800616AC 007A |
| Away Team Titans | 800616AC 007B |
| Away Team Wildcats | 800616AC 007C |
| Away Team Yellow Jackets | 800616AC 007D |
