Torment the Weaponsmith

{t}: Exile target artifact card from a graveyard.
Add{c}{c}. Spend this mana only to cast artifact
spells or activate abilities of artifacts.
{u},{t}: Exile target instant card from a graveyard.
Counter target noncreature artifact spell.
{r},{t}: Exile target sorcery card from a graveyard.
Torment the Weaponsmith deals 2 damage to
target artifact creature.