| Yellow | VS Club | Date | Sections | |
|---|---|---|---|---|
| 4 | HJK Helsinki | 25-11-1998 | Group Stage | Match details |
| 4 | Benfica | 30-09-1998 | Group Stage | Match details |
| 3 | 1. FC Kaiserslautern | 04-11-1998 | Group Stage | Match details |
| 3 | 1. FC Kaiserslautern | 21-10-1998 | Group Stage | Match details |
| 3 | HJK Helsinki | 16-09-1998 | Group Stage | Match details |
| 2 | Benfica | 09-12-1998 | Group Stage | Match details |
