this is a Guardian boss fight it gives you really good items
Note: Minify the command to avoid issues :)
Sign that gives you 64 diamonds 1.9 version
Mo' swords command sword 1
Mo" command
MY MINECRAFT HEAD PLEASE ENJOY
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)