Dogged Detective is a rare Creature — Human Rogue card from Magic Online Promos (PRM), collector number 99819.
When this creature enters, surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.) Whenever an opponent draws their second card each turn, you may return this card from your graveyard to your hand.