Latinum, Exarch of Dark World [PHSW-EN085] Ultimate Rare

If this card is discarded to the Graveyard by a card effect: If it was discarded from your hand to your Graveyard by an opponent's card effect, target 1 Fiend-Type monster on the field; Special Summon this card from the Graveyard, then that target (if any) gains 500 ATK.