World of Warcraft Forever has 17 factions that the Classic Era client does not. The list is measured against each new Forever build.
Factions new in Forever:
Other new lists
- items (5,409)
- spells (3,446)
- NPCs (12)
- quests (29)
- zones (137)
- item sets (32)
- factions (17)
- professions (5)
- achievements (178)
- recipes (935)