ENDER
Note: Minify the command to avoid issues :)
Death Wither Banner
Rideable Wither
Suprise!!!!! Troll your friends with this (spawn it in your friends house=P)
Super Jump Potion Fly In Survival
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)