Violet, Dragon Rider

When Violet, Dragon Rider enters the battlefield you may search your library for Tairn or Andarna, reveal them and put them in your hand. Then shuffle your libary.
If you control Violet, Dragon Rider reduce the mana cost of casting Tairn and Andarna by {2}.
If Tairn or Andarna is destoryed then destroy Violet, Dragon Rider.