Sarkhan, Wanderer to Shiv

[+1]: Dragon cards in your hand perpetually gain "This spell costs {1} less to cast," and "You may pay {X} 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.