Cover of Winter [Coldsnap]Set: Coldsnap Type: Snow Enchantment Rarity: Rare Cost: {2}{W} Cumulative upkeep {S} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it. {S} can be paid with one mana from a snow source.) If a creature would deal combat damage to you and or one or more creatures you control, prevent X of that damage, where X is the number of age counters on Cover of