/summon zombie small 3 end
Note: Minify the command to avoid issues :)
superzombie
Herobrine Only Boss Battle
/give @p minnecraftKdiamond_sword
/summon minecraft:zombie ~ ~ ~ {Small:3}
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)