You can change the /summon EntityHorse into /summon EntityWolf
Note: Minify the command to avoid issues :)
Pet Zombie horse that you don't need to tame
Thor Potion
Thor's Chestplate
Thor's Fishing Rod
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)