Ed Trotta is an American actor, director and voice actor, most known for doing voice-over work for Blizzard Entertainment, including Tyrael in Diablo II and Diablo II: Lord of Destruction, and Malfurion Stormrage in Warcraft III Reign of Chaos, The Frozen Throne, World of Warcraft: Cataclysm, Hearthstone, and Heroes of the Storm. Wikipedia