Primal Beyond | Magic: The Gathering
Formats Primal Beyond is Legal in
Official Oracle Text for Primal Beyond
: Add to your mana pool.
: Add one mana of any color to your mana pool. Spend this mana only to cast an Elemental spell or activate an ability of an Elemental.
Official Rulings for Primal Beyond
4/1/2008 : The mana can't be spent to activate activated abilities of Elemental sources that aren't on the battlefield (such as the reinforce ability of an Elemental card in your hand).