Felis, Lightsworn Archer (SDSH-EN018)

Cannot be Normal Summoned/Set. Must be Special Summoned by a card effect. If this card is sent from your Deck to the GY by a monster effect: Special Summon it. You can Tribute this card, then target 1 monster your opponent controls; destroy that target, then send the top 3 cards of your Deck to the GY.

Beast-Warrior / Tuner / Effect, Structure Deck: Shaddoll Showdown