Sillva, Warlord of Dark World [SDGU-EN012] Common

If this card is discarded to the Graveyard by a card effect, Special Summon it from the Graveyard.then, If this card is discarded from the hand to the Graveyard by an opponent's card effect, your opponent returns exctly 2 cards from their hand to the bottom of their Deck, in any order.