If you are a fan of the game 5 nights at Freddy's and want to play Fnaf World in MCPE, then you should definitely like the app Animatronic mod on Minecraft PE.
Bear Fazbear, Chica, Bonnie, Foxy and many other characters you can add to the game using this application.

Animatronic Mod for Minecraft PE is now available, you can download & install the best Animatronic Mods for MCPE game with one click!

Pretty simple Mod that adds five terrifying animatronics from FNAF video game into Minecraft. Basically, it replaces couple of mobs with hostile animatronics, it can be used to create scary, modded maps. Those mobs are difficult enemy and stronger and you will find them naturally spawning in Overworld.

DISCLAIMER:
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This is an unofficial application for Minecraft Pocket Edition. This application is not affiliated in any way with Mojang AB. The Minecraft Name, the Minecraft Brand and the Minecraft Assets are all property of Mojang AB or their respectful owner. All rights reserved. In accordance with http://account.mojang.com/documents/brand_guidelines