Has ender particles coming out of its head (and is upside down).
Note: Minify the command to avoid issues :)
Creeper King Boss
Smiley Sun Banner
VERY OP GOD SWORD
Lagster McGagster the lag machine
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)