- World of Warcraft: Wrath of the Lich King
Arthas, the Lich King, has begun preparations for the destruction of Azeroth. Official site for the video game offers details on the Death Knight hero class, screenshots, artwork, wallpapers, movies, and information on new zones.
- Wikipedia: Wrath of the Lich King
User generated article with information on expansion features, beta test, Northrend, instances, new hero class, and more.
- WoWWiki: Wrath of the Lich King
Includes detailed information on factions and zones, instances, the inscription profession, Death Knights, as well as screenshots and maps.
- Wrath of the Lich King Revealed
News from 1Up.com providing details on the Death Knight hero class, and the new outdoor PvP zone which will include siege engines and destructable buildings.
- Wrath of the Lich King: Official Trailer
Official WotLK trailer offering glimpses of Northrend, new zones and monsters, and hints about the storyline.
- WOW Insider: WoTLK Posts
Archived posts tracking up-to-date information on WoTLK rumors, development, blue posts, and official information.
- IGN: World of Warcraft Heads to Northrend
Brief new announcement along with images and video.
- "Leaked" FAQ for WotLK
Details on Wrath of the Lich King, including raised level cap, a new profession, new character customization, Northrend, and the new hero class, the Death Knight.