According to this 1UP report, Blizzard’s now allowing Wrath of the Lich King beta players in the US to add three pre-levelled 80 characters to their game. from the piece:
Blizzard has yet to make any official statements about these preleveled avatars, but their gear and naming scheme implies that the company is ramping up testing on PVP at the new level cap. Lake Wintergrasp — World of Warcraft’s first dedicated PVP zone — has been singled out as the subject of criticism from scads of testers, so there’s a good chance this is the first step toward fine-tuning that experience.
More through the link. Getting closer.