RABBIT THAT IS ROBOT very simple.
Note: Minify the command to avoid issues :)
Ocean Defender Boss!!!! Decently Hard Compared to My Other Bosses
WITHER KING MOB!!
BOB THE GIANT SLIME MOB!!!!
Mr.MAYHEM MOB!!!
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)