Your search for "Negate 9-Aug" revealed the following:
Negate (Foil) (STA) from Strixhaven Mystical Archive, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Dominik Mayer Card Text:Counter target noncreature spell.
Negate - P09 Reprint (PLST) from The List, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Ralph Horsley
Negate (Etched) (STA) from Strixhaven Mystical Archive, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Dominik Mayer Card Text:Counter target noncreature spell.
Negate (STA) from Strixhaven Mystical Archive, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Dominik Mayer Card Text:Counter target noncreature spell.
Negate - Japanese (Etched) (STA) from Strixhaven Mystical Archive, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Koji Nishino Card Text:Counter target noncreature spell.
Negate (SS1) from Signature Spellbook: Jace, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Jason Rainville Card Text:Counter target noncreature spell.
Negate (OGW) from Oath of the Gatewatch, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Ryan Pancoast Card Text:Counter target noncreature spell.
Negate (DTK) from Dragons of Tarkir, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Willian Murai Card Text:Counter target noncreature spell.
Negate (BBD) from Battlebond, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Zack Stella Card Text:Counter target noncreature spell.
Negate (DMU) from Dominaria United, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Isis Card Text:Counter target noncreature spell.
Negate (RIX) from Rivals of Ixalan, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Magali Villeneuve Card Text:Counter target noncreature spell.
Negate - Japanese (STA) from Strixhaven Mystical Archive, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Koji Nishino Card Text:Counter target noncreature spell.
Negate (Foil) (BBD) from Battlebond, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Zack Stella Card Text:Counter target noncreature spell.
Negate (SCD) from Starter Commander Decks, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Magali Villeneuve Card Text:Counter target noncreature spell.
Negate (MOM) from March of the Machine, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Viko Menezes Card Text:Counter target noncreature spell.
Negate (Foil) (MOR) from Morningtide, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Jeremy Jarvis Card Text:Counter target noncreature spell.
Force of Negation (MH1) from Modern Horizons, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Paul Scott Canavan Card Text:If it’s not your turn, you may exile a blue card from your hand rather than pay this spell’s...
Negate (Foil) (ZNR) from Zendikar Rising, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Billy Christian Card Text:Counter target noncreature spell.
Negate (M15) from Magic 2015, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jeremy Jarvis Card Text:Counter target noncreature spell.
Negate (CN2) from Conspiracy: Take the Crown, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Willian Murai Card Text:Counter target noncreature spell.
Negate - RIX Reprint (PLST) from The List, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Magali Villeneuve Card Text:Counter target noncreature spell.
Negate (TRC) from Star Trek Commander, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jetfreak-7 Card Text:Counter target noncreature spell.
Pact of Negation (Foil) (MB2) from Mystery Booster 2, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Jason Chan Card Text:Counter target spell.At the beginning of your next upkeep, pay 3UU. If you don't, you lose the game....
Negate (DPA) from Duels of the Planeswalkers, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jeremy Jarvis Card Text:Counter target noncreature spell.
Negate - Magic Player Rewards Promo (P09) from Magic Player Rewards 2009, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Ralph Horsley
Force of Negation - Borderless Source Material (Foil) (TLE) from Avatar: The Last Airbender Eternal, available at 401 Games Canada. Rarity: Mythic Rare Finish: Foil Artist: Viacom Card Text:If it's not your turn, you may exile a blue card from...
Negate Attack - DTP1-EN020 - Duel Terminal Normal Parallel Rare from Duel Terminal - Preview, available at 401 Games Canada. Rarity: Duel Terminal Normal Parallel Rare Card Text:When your opponent attacks with a monster, negate the attack and make your...
Pact of Negation (Foil) (FUT) from Future Sight, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Jason Chan Card Text:Pact of Negation is blue.Counter target spell.At the beginning of your next upkeep, pay 3UU. If you don't, you...
Pact of Negation (Foil) (MP2) from Amonkhet Invocations, available at 401 Games Canada. Rarity: Mythic Rare Finish: Foil Artist: Titus Lunter Card Text:Counter target spell.At the beginning of your next upkeep, pay 3UU. If you don't, you lose the game....
Phyrexian Negator (Foil) (UDS) from Urza's Destiny, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: John Zeleznik Card Text:TrampleWhenever Phyrexian Negator is dealt damage, sacrifice a permanent for each 1 damage dealt to it.
Tachyon Transmigration - OP09-EN025 - Common - Unlimited from OTS Tournament Pack 9, available at 401 Games Canada. Rarity: Common Card Text:If you control a "Galaxy-Eyes" monster: Negate the activations of your opponent's Spell/Trap Cards and monster effects activated before...