Sky Does Minecraft Boss Battle

/summon Zombie ~ ~1 ~ {CustomName:"SkythekidRS",CustomNameVisible:1,Attributes:[{Name:"generic.maxHealth",Base:200},{Name:"generic.followRange",Base:500},{Name:"generic.knockbackResistance",Base:0.59f},{Name:"generic.movementSpeed",Base:0.4f},{Name:"zombie.spawnReinforcements",Base:1f}],Silent:1,CanBreakDoors:1,Equipment:[{id:"minecraft:diamond_pickaxe",tag:{display:{Name:"Sky's Picaxe"},ench:[{id:16,lvl:5},{id:20,lvl:2},{id:21,lvl:3},{id:32,lvl:5},{id:33,lvl:1},{id:34,lvl:3},{id:35,lvl:3}]},Count:1},{id:"minecraft:diamond_boots"},{id:"minecraft:diamond_leggings"},{id:"minecraft:diamond_chestplate"},{id:"minecraft:skull",Damage:3,tag:{SkullOwner:skythekidrs},Count:1}],DropChances:[2F,0F,0F,0F,2F],ActiveEffects:[{Id:14,Amplifier:0,Duration:2147483647,ShowParticles:0b}],Riding:{id:Guardian,Elder:1}}