On May 15, 2013, WSOF announced a 4 man tournament to crown an Inaugural Middleweight Champion that will take place at WSOF 5. The participants announced are as followed: Jesse Taylor, Elvis Mutapcic, David Branch & Danillo Villefort
| Actor | Role |
|---|---|
 Andrei Arlovskihimself | himself |
 Mike Kylehimself | himself |
| DDave Branchhimself | himself |
 Danillo Villeforthimself | himself |
| DDerrick Mehmenhimself | himself |
 Rolles Graciehimself | himself |
 Georgi Karakhanyanhimself | himself |
 Waylon Lowehimself | himself |
 Rick Glennhimself | himself |
| AArtur Rofihimself | himself |
 Jimmie Riverahimself | himself |
| SSidemar Honoriohimself | himself |
| RRichard Patishnockhimself | himself |
| GGregor Graciehimself | himself |
| OOzzy Dugulubgovhimself | himself |
| AAndrew Osbronehimself | himself |
 Neiman Graciehimself | himself |
| DDarren Costahimself | himself |