name: Invert the Skies
originalText: Creatures your opponents control lose flying until end of turn if {G} was spent to play Invert the Skies, and creatures you control gain flying until end of turn if {U} was spent to play it. (Do both if {GU} was spent.)
printings: EVE
text: Creatures your opponents control lose flying until end of turn if {G} was spent to cast this spell, and creatures you control gain flying until end of turn if {U} was spent to cast this spell. (Do both if {G}{U} was spent.)
type: Instant