Pact of Negation [Future Sight]

Pact of Negation [Future Sight]Set: Future Sight Type: Instant Rarity: Rare Cost: {0} Counter target spell. At the beginning of your next upkeep, pay {3}{U}{U}. If you don't, you lose the game. Those who expect betrayal at every turn are seldom disappointed.

not stones

if you control an artifact

Set: Champions of Kamigawa Type: Legendary Creature — Moonfolk Wizard Rarity: Rare Cost: {4}{U} Flying

Joining it is Dark Requiem Xyz Dragon

sacrifice it unless you return an untapped Swamp you control to its owner's hand

Set: Sword & Shield: Chilling Reign Type: Water Rarity: Uncommon Retreat cost: Colorless

Set: Battlebond Prerelease Promos Type: Legendary Creature — Illusion Rarity: Rare Cost: {3}{U} Partner with Pir

{T}: Prevent the next 4 damage that would be dealt this turn to target creature you control

Set: Fourth Edition Type: Sorcery Rarity: Common Cost: {U} Tap target untapped creature you control

Set: The Dark Type: Creature — Fish Rarity: Uncommon Cost: {U} When Electric Eel enters the battlefield

Set: Shadows over Innistrad Type: Creature — Human Soldier Rarity: Rare Cost: {1}{W} At the beginning of your upkeep

Set: Portal Three Kingdoms Type: Sorcery Rarity: Uncommon Cost: {2}{B} Creatures you control get +2/+0 until end of turn