The Hardest thing to defeat.
Note: Minify the command to avoid issues :)
Death Potion of Painless Death
GOD WRATH
Last kids on earth: ZOMBIE WHACKER
Trolls for Absolute Nubs
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)