Oliver Willis ha enfrentado a 11 oponentes a lo largo de su carrera.
| Player | Team(s) | Games |
|---|---|---|
| J.J. Avila |
Colorado State Rams
(NCAA)
|
1 |
| Daniel Bejarano |
Colorado State Rams
(NCAA)
|
1 |
| Enrico Bueno |
Colorado State Rams
(NCAA)
|
1 |
| Mike Burnett |
Colorado State Rams
(NCAA)
|
1 |
| David Cohn |
Colorado State Rams
(NCAA)
|
1 |
| Joe De Ciman |
Colorado State Rams
(NCAA)
|
1 |
| Marcus Holt |
Colorado State Rams
(NCAA)
|
1 |
| Carlton Hurst |
Colorado State Rams
(NCAA)
|
1 |
| Josh Morgan |
Colorado State Rams
(NCAA)
|
1 |
| Jonathan Octeus |
Colorado State Rams
(NCAA)
|
1 |
| Gerson Santo |
Colorado State Rams
(NCAA)
|
1 |