As long as Winter Orb is untapped, players can't untap more than one land during their untap steps.
"When once winter has ahold, Not willingly does she withdraw her icy touch, wistfully caressing— The deepened air sleeps its cold."
—Aline Corralurn, "Late Thaw"
Near Mint - $8.800
Lightly Played - $7.100
Moderately Played - $6.200
Heavily Played - $5.300
Damaged - $4.400
Near Mint Spanish - $8.800
Lightly Played Spanish - $7.100
Moderately Played Spanish - $6.200
Heavily Played Spanish - $5.300
Damaged Spanish - $4.400