Toxic Ruins

{t}: Add {b}. Toxic Ruins deals 1 damage to
you or to each creature you control.
{6}, {t}, Sacrifice Toxic Ruins: Destroy target
basic land or target creature that was dealt
damage this turn.
As long as Toxic Ruins is in your graveyard,
if a card in your graveyard would become the
target of a spell or ability, that spell or ability's
controller loses 1 life.