Gitelman - the same as Herobrine, but very similar to villager world Minecraft. Yes, the villagers in the world of Minecraft has been infected by Herobrine and went crazy. The developer is aware that Herobrine is just fiction, but it is the best explanation for why people are so freaked out and turned into Gethelpnow. This addition definitely makes villagers much more dangerous, as they will infect more and more people in order to destroy You.