Only Use It In The Enderworld And not on a flat generated world
Note: Minify the command to avoid issues :)
Youtuber's #3
The Minecrafters #1
Solider 76 Coat OverWatch
Youtuber's #4
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)