| name | Madden NFL 98 (Mega Drive) |
| format | Mega Drive |
| company | THQ |
| role | Publisher |
| specificrole | |
| credited | Yes |
| name | Madden NFL 98 (Mega Drive) |
| format | Mega Drive |
| company | Tiertex |
| role | Developer |
| specificrole | |
| credited | Yes |
| name | Madden NFL 98 (Mega Drive) |
| format | Mega Drive |
| company | STATS |
| role | Support |
| specificrole | statistics |
| credited | Yes |
| name | Madden NFL 98 (Mega Drive) |
| format | Mega Drive |
| company | NFL Properties |
| role | Licensor |
| specificrole | |
| credited | Yes |
| name | Madden NFL 98 (Mega Drive) |
| format | Mega Drive |
| company | National Football League Players Association |
| role | Licensor |
| specificrole | |
| credited | Yes |
| name | Madden NFL 98 (Mega Drive) |
| format | Mega Drive |
| company | Electronic Arts |
| role | Licensor |
| specificrole | |
| credited | Yes |
| name | Madden NFL 98 (Mega Drive) |
| type | 0 |
| console | MD |
| region | US |
| date | 1997-10-01 |
| rrp | |
| code | 781601 |
| code2 | |
| rating | ka |
| name | Madden NFL 98 (Mega Drive) |
| file | Madden NFL 98 MD credits.pdf |
| filepage | |
| name | Madden NFL 98 (Mega Drive) |
| file | |
| filepage | 171 |
| name | Madden NFL 98 (Mega Drive) |
| file | |
| filepage | 155 |
| role | Strategy and Plays |
| name | John Madden |
| game | Madden NFL 98 (Mega Drive) |
| console | MD |
| date | |
| pdf |  Madden NFL 98 MD credits.pdf |
| pdfpage | |
| role | Statistical Data |
| name | STATS, Inc. |
| game | Madden NFL 98 (Mega Drive) |
| console | MD |
| date | |
| pdf | Madden NFL 98 MD credits.pdf |
| pdfpage | |
| role | Player Ratings and Rosters |
| name | STATS, Inc. |
| game | Madden NFL 98 (Mega Drive) |
| console | MD |
| date | |
| pdf | Madden NFL 98 MD credits.pdf |
| pdfpage | |
| code | egm |
| issue | 99 |
| pubpage | 196 |
| name | Madden NFL 98 (Mega Drive) |
| name | Madden NFL 98 (Mega Drive) |
| franchise | EA Sports |