An Assassin. Command to summon:/summon zombie ~ ~1 ~ {CustomName:"Assassin",CustomNameVisible:1,Tags:["assassin"],IsVillager:0,IsBaby:0,ArmorItems:[{id:leather_boots,Count:1b,tag:{display:{color:0}}},{id:iron_leggings,Count:1b},{id:iron_chestplate,Count:1b},{id:skull,Damage:3,Count:1b,tag:{SkullOwner:{Id:"b6598785-a901-439a-a255-b1282f652e30",Properties:{textures:[{Value:"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvZjU0MzRiYzU2ODU0N2ZlNmI5YjFhZWZkZmM1MzU5MmE3ZDExM2IzODhjNDg2OTM1NmQxOTZmMDIxN2Y1MiJ9fX0="}]}}}}],ArmorDropChances:[-327.67F,-327.67F,-327.67F,-327.67F],Attributes:[{Name:generic.maxHealth,Base:50},{Name:generic.attackDamage,Base:10}],Silent:1}