That does some wild stufffor example, it gets Marsh Flats back twice for actual land ramp in Orzhov, it lets you feed cards like Dusk Legion Zealot into a Warren Soultrader multiple times, or it wrings the most value possible from cards like Boromir, Warden of the Tower and Dauthi Voidwalker
This deck can quickly generate massive amounts of value and overwhelm your opponents
With the right setup, Lightning can blow through an enemys defenses and force them to scramble for a way to stop her
An emerald card, Belle, Hidden Archer comes into play at the cost of five ink, and cant be added to your inkwell
This increases the cards lore value - which starts at just one - for every item you have in play
Dont worry the starter decks and official quick-start rules will explain these basics as well