Toxic Vapor-Deployer

Automaton (At the beginning of your end step, if you haven't activated one of it's abilities this turn, put this card into your graveyard.)
{1}, {t}: Scry 1.
{x}{x}{u}, {t}: Tap X target nonartifact creatures. Those creatures don't untap during their controller's next untap step.
{x}{x}{b}, {t}: Destroy X target nonartifact creatures.