Heroism
Fallen Empires — uncommon
Enchantment
Heroism rulings:
2004-10-04: The cost to avoid the penalty must be paid when the ability resolves. You can’t wait until later to do so.
2004-10-04: Paying the Heroism cost to allow a creature to deal damage does not prevent other effects from preventing it from dealing damage. Paying the cost only prevents the Heroism effect.