Fiendsmith Engraver (Secret Rare)

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.