It is a Zombie riding a Wither Skeleton Skull.
Have Fun!
Achtung: Minifiziere den Command um Probleme zu vermeiden :)
Splash Potion of Mining Fatigue
Bartender
Decent Beer
Zombie Charger Soldier
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)