Yknow, a white elephant sale a thing thats hard to give away
When a spell is countered, it can sometimes just be brought back out of the graveyard, but Delay will counter the spell and exile it, suspended with three time counters on it

Double Masters Variants WHITE | BLUE | BLACK | RED | GREEN MULTICOLORED | COLORLESS | ARTIFACT | LAND | ALL CARDS WHITE Avacyn, Angel of Hope Council's Judgment Stoneforge Mystic Wrath of God BLUE Jace, the Mind Sculptor Brainstorm Cyclonic Rift Force of Will Phyrexian Metamorph BLACK Dark Confidant Fatal Push Thoughtseize Toxic Deluge RED Blood Moon Goblin Guide Sneak Attack GREEN Crop Rotation Doubling Season Exploration Noble Hierarch Chord of Calling MULTICOLORED Atraxa, Praetors' Voice Kaalia of the Vast Meddling Mage COLORLESS Karn Liberated ARTIFACT Batterskull Blightsteel Colossus Chrome Mox Expedition Map Lightning Greaves Mana Crypt Mox Opal Sword of Body and Mind Sword of Feast and Famine Sword of Fire and Ice Sword of Light and Shadow Sword of War and Peace Wurmcoil Engine LAND Academy Ruins Urza's Mine Urza's Power Plant Urza's Tower Plains Plains Island Island Swamp Swamp Mountain Mountain Forest Forest WHITE | BLUE | BLACK | RED | GREEN MULTICOLORED | COLORLESS | ARTIFACT | LAND | ALL CARDS

But in trying to capture rankings for play styles from cEDH to meme casual, I think I pulled it together pretty well
Stony Silence Coming in as not only the most played sideboard card in Modern but as the tenth most played card overall, Stony Silence is primarily used to hose two of the top four decks in the Modern format: Affinity (where it shuts down Arcbound Ravager, Cranial Plating, and Steel Overseer, among other things) and Tron (where it shuts down Chromatic Sphere, Chromatic Star, and Expedition Map, making it much harder for the deck to assemble Tron)