zZ
Note: Minify the command to avoid issues :)
More Mobs: Air Zombies 1.8.7 (Read The comments
Better EnderDragon (4 commands)
THIS SKELETON IS YOUR BEST FRIEND
Red bull 2.0 (Aka Black red bull)
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)