Mana Vapors

{1}{U} · Sorcery

Lands target player controls don't untap during their next untap step.

Motor: se resuelve a mano

Rulings (1)

No land controlled by the player will untap during their next untap step. This includes lands which entered the battlefield after Mana Vapors resolved.
Wizards of the Coast · 2008-08-01