PvP mechanics are extended in WotLK, with the addition of a dedicated PvP zone (even on PvE servers) in central Northrend called Wintergrasp. There is no requirement to visit the zone, but the benefit is that all bosses in instances drop a token, similar to Spirit Shards in Auchindoun, ...
Blizzard has released a statement about the sudden and surprising addition of the WoW Token to Wrath of the Lich King Classic to address concern and alarm from the community. In Retail, the WoW Token can be bought for large sums of money at the auction h