Lightweight
| Name | Nickname | Record | Fight Promotion/Status |
|---|---|---|---|
| Ben Henderson | Smooth | 17-2 | UFC, UFC LW Champion |
| Frankie Edgar | The Answer | 14-3-1 | UFC |
| Gray Maynard | The Bully | 11-1-1 | UFC |
| Nate Diaz | N/A | 16-7 | UFC |
| Gilbert Melendez | El Nino | 21-2 | Strikeforce, Strikeforce LW Champion |
| Eddie Alvarez | N/A | 24-3 | Bellator |
| Michael Chandler | N/A | 10-0 | Bellator, Bellator LW Champion |
| Donald Cerrone | Cowboy | 19-4 | UFC |
| Clay Guida | The Carpenter | 29-13 | UFC |
| Josh Thomson | The Punk | 19-5 | Strikeforce |
