Chandra and Jace Nalaar

When Chandra and Jace Nalaar enters the battlefield, choose target creature or player.
Draw a card, then discard a card. Chandra and Jace Nalaar deals damage equal to the discarded card's converted mana cost to that creature or player.
{1}{u}{r}, {t}: Scry 2, Chandra and Jace Nalaar deals damage to target creature or player equal to the number of cards put on the bottom of your library this way.