Bellator 199: Bader vs. King Mo is scheduled to take place on May 12, 2018 at the SAP Center in San Jose, California. The event will air live in prime time on Paramount Network. This card featured the fourth and final bout in the opening round of the 2018 Bellator Heavyweight World Grand Prix Tournament as Light Heavyweight Champion Ryan Bader moved up to face Muhammed Lawal.
| Actor | Role |
|---|---|
 Ryan BaderNot listed | Not listed |
 Muhammed LawalNot listed | Not listed |
 Jon FitchNot listed | Not listed |
 Paul DaleyNot listed | Not listed |
 Aaron PicoNot listed | Not listed |
| LLee MorrisonNot listed | Not listed |
 Cheick KongoNot listed | Not listed |
| JJavy AyalaNot listed | Not listed |
| CCarrington BanksNot listed | Not listed |
 Adam PiccolottiNot listed | Not listed |