Wizard

Wizards, also known as Wiz, or Minecraft Oz, are Neutral Semospheric Mobs, and throws potions at the player, a Witch, or a harmful mob. (Not counting Wolves and Creepers.) They have their own biome.

Appearance
Wizards have the same model as villagers,but they are wearing a blue cloak with stars,a long gray-ish beard,and a blue hat with stars,they are also holding a wand

Strategy
Strategy on killing these tricky Wizards, is to lure a Witch to a Wizard's Cave, or lure a Wizard to a Witches' Hut. Therefore, ignoring the player completely. Wizards can also hold good potions, so it's best to farm some, as they do not despawn.

Trading
You can trade with Wizards using Rubies. They are the neutral Villagers of the Semosphere. Thus, trading semospheric items, or maybe even overworld items!