Flare of Denial [Modern Horizons 3 Prerelease Promos] 50 Must first be Special Summoned

Must first be Special Summoned with "Rise of the Snake Deity" and cannot be Special Summoned by other ways except by its own effect

if you attacked this turn

-4 (You may return the specified number of DON

Set: EX: Delta Species Type: Water Rarity: Ultra Rare Retreat cost: Colorless

negate the effects of all Trap Cards except this card on the field

Flare of Denial [Modern Horizons 3 Prerelease Promos] 50 Must first be Special SummonedSet: Modern Horizons 3 Prerelease Promos Type: Instant Rarity: Rare Cost: {1}{U}{U} You may sacrifice a nontoken blue creature rather than pay this spell's mana cost. Counter target spell. I see where you're going with that, and I don't like it.