just pass in a command block and put a button on top then press
Note: Minify the command to avoid issues :)
Troll POTION jaksfhp
awsome sowerd
BECOME MINECRAFT USERS
THE GHAST FROM THE BOOK BATTLE FOR THE NETHER
Pet ENDER DRAGON!!!!!
Wither Storm Boss in ONE COMMAND
HEROBRINE COMMAND
HEROBRINE BOSS BATTLE (See YouTube for details)