Figure it out yourself
Chat with our AI personalities
They are not in minecraft by default. You have to install a mod...Mo Creatures I think it is.
Mo Creatures is a modification (mod) for Minecraft. You can get this mod by downloading it from The Minecraft Forums.
You cannot mod PS or Xbox versions.
The only way trolls exist on minecraft is if you have the mo' Creatures mod
Its safe. Jus' remember to back-up your saves.