s
Note: Minify the command to avoid issues :)
You will cry.
Creeper Firework
SkeletalMage 1.11.2
Mobs with special abilites! only ONE command! 1.8.7 (Read The comments! )
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)