SPRINT
Note: Minify the command to avoid issues :)
Notch has added a new mob to minecraft:NUCLEAR CREEPER!!!!!!!!!!!!!!!!!
Weak Creeper
The helmet of MADNESS
RIDE THE ENDER DRAGON !!!!!!!!!!
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)