it should be a wither skeleton with a invincible slime on its head
Note: Minify the command to avoid issues :)
Undead Knight
git' rehkt
rocket golem
Book of ultimate power!! v.3
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)
bacon_101
bacon_101
darkknight3227
galbby5
deadpoolbadhair