It was a more subtle change, adding some more (non-game related) information on the bottom of the card, which received a black colored background
I would first look out for cards that have strictly better versions of them available
Curse of Clinging Webs, 2G: another curse that can be of great use in Sacrifice decks, but seems a bit out of place in this deck for me if the opponents dont intentionally consecrate their creatures to death
The exact appearance can vary by print era, but many real cards show a recognizable internal layer
The list of cards will be displayed on the right tray, while the left side will show cards in your collection that you can add to the deck
The cost-to-premium ratio does not work below $80 raw, and these cards do not reach that threshold