Scourge: Stifle

Edition:	Scourge
Type:	Instant
Cast:
Rarity:	R
Collector #:	052
Counter target activated or triggered ability. (Mana abilities can't be targeted.)
Pro Tip! At a glance, Stifle may not seem like a high impact card. If you play it in a format where 50% of the lands are fetchlands though, all of the sudden it is a one mana Stone Rain with huge upside.