Name:Gravity Well
ManaCost:1 G G
Types:Enchantment
T:Mode$ Attacks | ValidCard$ Creature.withFlying | Execute$ Debuff | TriggerZones$ Battlefield | TriggerDescription$ Whenever a creature with flying attacks, it loses flying until end of turn.
SVar:Debuff:AB$Debuff | Cost$ 0 | Defined$ TriggeredAttacker | Keywords$ Flying
SVar:Picture:http://www.wizards.com/global/images/magic/general/gravity_well.jpg
Oracle:Whenever a creature with flying attacks, it loses flying until end of turn.