The cards requiring the most amount of currency are the 2-Shiny cards, which require 30,000 Shinedust each from both parties involved in the trade
It gives all Rats toxic one, and since you make so many Rats, you can get your opponents to ten poison counters quickly
1 in every 8 rares), 3 Uncommons, 10 Commons, 1 basic land, 1 Token/Tips & Tricks card
It means that you'll have to just check in every so often to see if they've gone live, rather than relying on there being a new code just because there's a new set
I dont mind waiting longer to get a steep discount, but thats a personal choice
theres a coloured set symbol (the location of which will be different if you have a full art card, but it usually appears just below the card art on the right side), and theres also a letter code, which youll find at the left bottom edge, next to the cards set number