HA! HA! HA! HA! HA!
Note: Minify the command to avoid issues :)
Super Spell Book
Sword Of The Summer
EINSTEIN`S HEAD
HOLY SWORD!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)