Is there a Nether Dragon in Minecraft? Use this command to find out.
Note: Minify the command to avoid issues :)
Rueben from MC story mode
/spawnboss
The Queen from Orespawn mod
Minecraft 1.9 Features only one command
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)