They can be played alongside high-cost cards in order to spend your extra ink and develop your board, they can get buffed by a Support character like Rolly and become a cheap way to trade up into bigger threats, and Lucky can discover them when you use his ability Good as New, making them more valuable in your deck than in your hand
Target opponent discards a card
Weekly Update (Nov 28): Spot Removal Tier List Innistrad: Crimson Vow powered up Standard burn with a couple of huge additions
Upheaval, Gifts Ungiven, Yawgmoth's Will, Balance (the most ironically named unfair card), Wheel of Fortune, Gaea's Cradle, Tolarian Academy, Survival of the Fittest (a classic combo with Recurring Nightmare), Vedalken Shackles
With Paradigm Shift you are unlikely to have any graveyard that early in the game, and if you do, I suspect that you'll draw through them incredibly quickly, right