JR: Stifle, Instant U Counter target activated or triggered ability. (Mana abilities can't be targeted.)

Stifle

Counter target activated or triggered ability. (Mana abilities can't be targeted.)

Name	Type	Subtype	Color	Cost	Rarity	Set	Price
Stifle	Instant	-	Blue	U	Rare	Scourge	$12.56 +$0.08
Stifle	Instant	-	Blue	U	Rare	Conspiracy	$6.99 +$0.01
Stifle	Instant	-	Blue	U	Special	Amonkhet Invocations