Matthew Mercer

Matthew Mercer is a voice actor who has provided several voices for World of Warcraft and its various expansions.

Wrath of the Lich King

 * Overthane Balargarde
 * General Vezax
 * The Black Knight
 * Captain Brandon
 * Festergut
 * Halion

Cataclysm

 * Fathom-Lord Zin'jatar
 * Siamat
 * Atramedes

Mists of Pandaria

 * Captain Drok
 * Warlord Rok'nah
 * Sergeant Gorrok
 * Ga'trul
 * Ming the Cunning
 * Dreadweaver Avartu
 * Norushen
 * Oto the Protector
 * Earthbreaker Haromm
 * Ka'roz the Locust

Warlords of Draenor

 * Mordresh Fire Eye
 * Kilrogg Deadeye
 * Hatock the Gronnmaster
 * Rexxar
 * Thoktar Ironskull

Legion

 * General Bret Hughes
 * Aluneth
 * Rehgar Earthfury
 * Rexxar
 * Brute
 * Goroth
 * Kin'garoth

Battle for Azeroth

 * General Bret Hughes
 * Alexander Treadward
 * Arik Scorpidsting
 * Rexxar
 * Serrik

Shadowlands

 * General Draven
 * General Bret Hughes
 * Mar'lan
 * Shar'nir

Trivia

 * Mercer plays Dungeons and Dragons with fellow voice actors on the web show Critical Role. The other actors on the show who have had roles in Warcraft are Liam O'Brien, Travis Willingham, Laura Bailey, Taliesin Jaffe, and Sam Riegel.
 * Starting with the second campaign that began in early 2018, several World of Warcraft music tracks are used as background music in Critical Role, including the Elwynn Forest and human inn themes.
 * It's unknown if Mercer still plays World of Warcraft, but he did at least play during vanilla. He has said that playing Ragnaros and Nefarian in Hearthstone excited him. He plays on Horde.