Smokebraider | Magic: The Gathering
Formats Smokebraider is Legal in
Official Oracle Text for Smokebraider
Official Rulings for Smokebraider
10/1/2007 : You can use this mana to pay an alternative cost (such as evoke) or additional cost incurred while casting an Elemental spell. It's not limited to just that spell's mana cost.
10/1/2007 : The mana can't be spent to activate activated abilities of Elemental sources that aren't on the battlefield.