13,394 NPCs

Classic reference; current Forever availability is unconfirmed.

NPCLevelTitleZone
Mini Uber DiabloUnknownLord of Terror
Suma MossmaneUnknown
Ve'ho ManyhornsUnknownLieutenant of the Wild King
Diseased ExperimentUnknown
Young CrocoliskUnknown
Young RiptoothUnknown
Highland CreeperUnknown
Highland SnapperUnknown
Overseer MyolethUnknownCult of the Ashen Reign
Sentry WelgrinUnknown
Sentry EganUnknown
Sentry RiversUnknown
Sentry TillmanUnknown
Tainted BramblepawUnknown
Ash-Tainted Branch-HornUnknown
Dudd FizzlescrollUnknownStranglethorn Vale
CreditUnknown
CreditUnknown
ClubtoeUnknown
Mercer ChapmanUnknownSupplies and Exotic Wares
Gothuc BlackhowlUnknownMercenary
ZaviraxUnknown
BlipzyUnknownCrystal Researcher
Twilight BruteUnknown
Placeholder Skyborne Mount TrainerUnknownSkyborne Riding Instructor
Placeholder Skyborne Mount VendorUnknownGalestrider Handler
Red CrystalUnknown
Green CrystalUnknown
Blue CrystalUnknown
Bik ZipzitUnknown
StalkerUnknown
Ranthor the SevererUnknownUndermarket Risk Mitigator
Dwarf MinerUnknown
Horde Graveyard TeleporterUnknown
Alliance Graveyard TeleporterUnknown
LelanaiUnknownSaber Handler
Shadowsilk BackrunnerUnknownThe Undermarket
Twilight FirecallerUnknown
[DNT] Kill Credit:Unknown
CreditUnknown

Classic reference data from QuestieDB (Forever data, commit c5de61a), with positions on Forever's zone maps. It doesn't confirm that an NPC, location, quest or item is in Forever.