A boss that drops "Eye Of The Rabbits" when its killed.
Note: Minify the command to avoid issues :)
PopularMMOs Challenge Games Unlucky Potion
Rideable Wither
Death Banner
Flying Chicken (literaly)
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)