+1: Dragon cards in your hand perpetually gain "This spell costs less to cast," and "You may pay rather than pay this spell's mana cost, where X is its mana value."
+1: Conjure a card named Shivan Dragon into your hand.
−2: Sarkhan, Wanderer to Shiv deals 3 damage to target creature.
less to cast," and "You may pay 
rather than pay this spell's mana cost, where X is its mana value."
