Angry Cow [Test Only, Created by MatyasU]

invisible husk with poppy that rides the cow Command: /summon minecraft:cow ~ ~1 ~ {Passengers:[{id:"minecraft:husk",CustomName:"\"entity.AngryCow.name\"",CustomNameVisible:1,LeftHanded:0,HandItems:[{id:"minecraft:poppy",Count:1},{}],ActiveEffects:[{Id:14,Amplifier:0,Duration:2147483647}]}]}