Players are never alone in Terraria as they have a multitude of NPCs to aid them on their journey.

How to Get Every NPC to Move In There are 22 NPCs currently available in Terraria — the number varies depending on which platform you’re playing on, with the PC version being the most up-to-date.

Keep building more housing for NPCs There are over 20 NPCs in Terraria, and they all require a housing area before you get access to them. Keep building housing until they all move in.