- Zul'Gurub revamp
- Zul'Aman revamp
- New level-85 Stranglethorn quest line (phased) leading players into the troll dungeons
- New tier of Heroic dungeon gear (epic item level 353) to give players a slightly bigger boost going into raids for the first time
- New & updated flavor items, vanity pets, and mounts
- Guild Challenges (new guild quests)
The guild challenges are a new addition and Blizzard hasn't posted any details yet, although Zarhym did hint over the weekend that Blizzard is currently preparing information on the feature.