Niets, the Cowardly Insane

Glitch (Cannot be harmed by spells, abilities,
or attack damage)
{t}, Destroy target creature and target land
you control.
{x}{t}, Exile X target creatures and X target
lands, where X is the amount of creatures
and lands in your graveyard.
"Just... just leave me alone! I... don't mean
to do anything...why... why do I feel so... so cold?
Why? Reader... do... do you know?"