Hokori, Dust Drinker

Oracle Text

Lands don't untap during their controllers' untap steps.

At the beginning of each player's upkeep, that player untaps a land he or she controls.

Card Rulings

2/1/2005 If there are two Hokori on the battlefield (for example, if Mirror Gallery is on the battlefield), each player untaps two lands he or she controls at the beginning of his or her upkeep.