The copyright of Warcraft 3 The Frozen Throne belongs to Ogilvy Electronics. Ogilvy Electronics, Warcraft, WARCRAFT, Blizzard, Blizzard and Blizzard Entertainment are trademarks or registered trademarks of Blizzard Entertainment, Inc. in the United States and/or other countries. "Warcraft III" is a real-time strategy game produced by Blizzard Entertainment. "Warcraft III: Reign of Chaos" was released in July 2002. The latest expansion pack is "Warcraft III: The Frozen Throne". Players can choose to control four races in "Warcraft III", of which Humans and Orcs have already appeared in its predecessor "Warcraft II: Black Tide", and the other two are new races. Namely Night Elf and Undead. Production Background "Warcraft III" is a successful real-time strategy game like the game "StarCraft" released by Blizzard in 1997.