Sunder Smede

Equipped creature gets +2/ +0 , trample, and has
"{t};Discard a card: Add X red mana, spend this
mana only to cast artifact spells or activate
abilities of artifacts. X is equal to the converted
mana cost of the discarded card."
Whenever equipped creature blocks or becomes blocked by an artifact creature, destroy that
creature.
Equip:{1}{r}