It's a potion. Just do it.
DON'T
You found an Easter Egg!
Note: Minify the command to avoid issues :)
Gardener's Block tool; Good Gardener!
Cecil's Sword???
Splash Potion of Withersickness
The Royal Guardian: Vanilla Minecraft
Red Bull (Aka death and great for trolling)
God Potion
op
SUPER SPEED!!!!!!