This has no bug.
Note: Minify the command to avoid issues :)
Bence6's Herobrine Chestplate
Herobrine Shovel or Spade
Bence6's Revenge Cleric
Bence6's Super Enchanted Bow
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)