Summon a vicious End Rider of the End! Good luck surviving...
Note: Minify the command to avoid issues :)
Summon active Enderdragon in 1.9!
Robot! [1.9]
Ultimate Helmet!
Ultimate Axe! [1.9]
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)