Magic: the Gathering is a collectible card game created by Richard Garfield. In Magic, you play the role of a planeswalker who fights other planeswalkers for glory, knowledge, and conquest. Your deck of cards represents all the weapons in your arsenal. It contains the spells you know and the creatures you can summon to fight for you.Card Name: SnowfallCost: 2UColor: BlueCard Type: EnchantmentCard Text: Cumulative upkeep U Whenever an Island is tapped for mana, its controller may add U to his or her mana pool. If that Island is snow, its controller may add UU to his or her mana pool instead. Spend this mana only to pay for cumulative upkeep.