Cremate

Graveyard hate that doesn't cost you a card. That is the entire pitch, and it is a more interesting design tension than the rate suggests. Most early answers to graveyard recursion were narrow sideboard cards that sat dead in matchups where the opponent had nothing worth exiling: spend the slot, draw nothing, hope it mattered. This one folds the disruption into a cantrip, so the worst case is usually "I exiled some irrelevant land and drew a card," and the ceiling is "I exiled the flashback spell you were about to recast, and drew a card." The one true conditional is that it needs a target: with every graveyard empty it can stall in hand, which is rare in any deck that fills a yard but the reason it isn't a pure draw spell. Because it replaces itself, it never costs tempo to hold up; you can leave it maindeck without diluting your draws, waiting for a Reanimate target or a delve enabler to hit the bin before you respond. Holding it at instant speed lets you wait until the card you want gone is actually a card you want gone, rather than guessing at sorcery speed. The single target is what keeps it honest, picking off one threat instead of sweeping an engine. Humble disruption, but the principle (make your hate card draw a card so you are never punished for maindecking it) is one modern design returns to often.