Prevent all combat damage that would be dealt this turn ifwas spent to cast Batwing Brume. Each player loses 1 life for each attacking creature they control if was spent to cast Batwing Brume. (Do both if was spent.)
8/1/2008 The spell cares about what mana was spent to pay its total cost, not just what mana was spent to pay the hybrid part of its cost.
8/1/2008 The spell checks on resolution to see if any mana of the stated colors was spent to pay its cost. If so, it doesn’t matter how much mana of that color was spent.
8/1/2008 If the spell is copied, the copy will never have had mana of the stated color paid for it, no matter what colors were spent on the original spell.