A Giant Wearing Magma Armor. Pretty Easy.   Difficulty:2.3/5
Note: Minify the command to avoid issues :)
New Mob: Sugar Rush!!!
New Mob: Dragon Brawler!!! (Spawner)
Nyan Cat In One Command!
Wither Storm (Next To Invincible)
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)