13,394 NPCs

Classic reference; current Forever availability is unconfirmed.

NPCLevelTitleZone
Orange Ent PetUnknown
Yellow Ent PetUnknown
[DNT] Dummy Quest Kill CreditUnknown
SkeletonUnknown
[DNT] Kill Credit: Tarantula EggUnknown
Brown Prairie DogUnknown
Brown Ground SquirrelUnknown
Red Ground SquirrelUnknown
Greater TarantulaUnknown
Brown RabbitUnknown
Cat FamiliarUnknown
Steam TonkUnknown
AanaUnknown
KurothelUnknown
Orc MageUnknown
Human HunterUnknown
Tauren DruidUnknown
Night Elf WarriorUnknown
Troll WarlockUnknown
Gnome PriestUnknown
Skyborne ShamanUnknown
Skyborne Mage AllianceUnknown
Undead PaladinUnknown
Dwarf ShamanUnknown
Orc WarriorUnknown
Human WarlockUnknown
Tauren HunterUnknown
Night Elf DruidUnknown
Gnome RogueUnknown
Troll RogueUnknown
Skyborne Warrior AllianceUnknown
Skyborne DruidUnknown
Dwarf PaladinUnknown
Undead WarlockUnknown
SwiftwindUnknown
KeenclawUnknown
SharpbeakUnknown
Mini DiabloUnknownLord of Terror
ZerglingUnknown
Panda CubUnknown

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.