Type

Instant

Oracle Text

Cast this spell only during combat before blockers are declared.\nX can't be greater than the number of snow lands you control.\nChoose X target attacking creatures. For each of those creatures, its controller may pay {1} or {2}. If that player doesn't, destroy that creature at end of combat. If that player pays only {1}, prevent all combat damage that would be dealt to and dealt by that creature this combat.