Summon a pet villager! For 1.9 only! 1.8 Pet Villager coming soon.
Note: Minify the command to avoid issues :)
Pet Villager [1.9]
MagmaBoss [Spawn Egg]
Ultimate Chestplate!
Fight ExplodingTNT!
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)