Masters Edition II

Withering Wisps

At end of turn, if no creatures are in play, sacrifice Withering Wisps.
{B}: Withering Wisps deals 1 damage to each creature and each player. Play this ability no more times each turn than the number of snow Swamps you control.

At the beginning of the end step, if no creatures are on the battlefield, sacrifice this enchantment.
{B}: This enchantment deals 1 damage to each creature and each player. Activate no more times each turn than the number of snow Swamps you control.

Ice Age

At the end of any turn, if there are no creatures in play, bury Withering Wisps.
oo
B Withering Wisps deals 1 damage to each creature and each player. You cannot spend more o
B in this way each turn than the number of snow-covered swamps you control.