You can discard this card; add 1 Fiendsmith Spell Trap from your Deck to your hand. You can target 1 Fiendsmith Equip Card you control and 1 monster on the field; send them to the GY. If this card is in your GY: You can shuffle 1 other LIGHT Fiend monster from your GY into the Deck Extra Deck; Special Summon this card. You can only use each effect of Fiendsmith Engraver once per turn.