NPC

NPCs are passive mobs that have a mob model similar to villagers can only be spawned using commands. NPCs will show a "Talk" button if you tap and hold on them, however, the button currently opens a page that has nothing in it.

Spawning
NPCs do not spawn naturally, they have a spawn egg in creative inventory. However, the spawn egg doesn't do anything and the mob can only be spawned using commands. NPCs have a custom name when spawned:.