This is the fanmade enderman from the farlanders mod. This mob will get angry when looked at like a normal enderman, except that while you can still see them even if you are not looking directly at them but have looked at them they will stand still until you turn around, when you turn back it will be closer, ext kind of like a weeping angel from doctor who. like to mod -----> www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1286213-the-farlanders-v1-2b-bug-fixes

and yes i did make it with the generator, but its allowed because its not made up, and why make it from scratch when theres a generator.