Swords of Darkness

{t}: sacrifice Swords of Darkness, the next hero
spell you play this turn's mana cost is reduced by {2}{w}{b} (the {w} and {b} only reduce the same colored
mana in the casting cost and cannot be used to reduce generic mana)
{2}{w}{b}: Return Swords of Darkness from your
graveyard to the battlefield, Swords of Darkness
is a zombie in addition to its other types, if it
would die again exile it instead