The Witherly Brother!
Note: Minify the command to avoid issues :)
Town Greetings!
OWLS IN MINECRAFT: they don't have any powers though...
Fun With Structure Blocks!
Aarzsrak, Mage's Vial
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)