Catalizator

This mob have 350 hp, he can shoot things like Warden, and he can shoot from Bow, for 7 hp every hit.
In addition he can jump very high, this mob attack only if u haven't got full gold set.
This mob attacks you if you opened a chest, he will still attack you if u in gold set.
He can sell enderpearl, fireimmunity potion, exploison fireimmunity potion, enchanted infinity bow, enchanted fireimmunity diamond pants, enchant book for soul speed, enchant book for sharp 2. enchant book for defence 3.
He will spawn in Pastion and in Nether Town.

Nether Town :

Very big place with nether villagers and with chest that contains music block, and disks, and some loot and nether inghots.