Talk:Steampunker/@comment-5327869-20130926224000/@comment-23938102-20130929211431

Well, I think you would need a new world for things like the new Crimson biome, as it changes the world generation, but new NPCs like this or new mobs that spawn in already-generated biomes wouldn't need a new world. In other words, probably not. We'll have to wait and see.