When you're down to one card, don't forget to yell "UNO"
Her plus-one creates a 1/1 Red monk token with Prowess, a mechanic from Kans of Tarkir that has a creature gain +1/+1 until the end of the turn whenever a non-creature spell is cast by its controller
The Buyer will have a dispute opened against them with Invaluable
You dont need to hunt for individual pieces across multiple packs
Once per turn, you may turn a card with an inkwell symbol from your hand into face-down ink, becoming a resource that you can turn sideways to summon characters You use 60-card decks in Constructed, 40-card decks in Limited, and the official website has an excellent "how to play" section
A grade 9 Master Scroll sold on eBay for somewhere in the ballpark of $50,000 (40,000) (though it was an accepted offer, so we can't be sure of an exact price)