Fight him. I dare you.
Note: Minify the command to avoid issues :)
VILLAGER HEAD PRANK
Clarent - As seen in The Secrets of the Immortal Nicolas Flamel series!
Nether Overlord Head!
BIGGEST TNT BLOCK IN CREATION
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)