Make EnderDragon has a healing ablity as like WitherBoss
Note: Minify the command to avoid issues :)
TNT meteor
Ghast Rider
NOTCH JOINED THE GAME ????
Chicken Parachute
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)