The new trading card game can still be a little hard to get in hand, and its strategic component is still in its infancy despite a strong start
I could see a version of this deck running MDFCs but you'd need to be very clear that they don't trigger Riku, and it might be safer just to leave them out
Holos will be distributed evenly to all spots and do not count as a 'hit'
Building up a powerhouse while your active Pokmon holds the line is a great way to stay ahead
But the majority of old cards, the commons, the non-holos, the gold Burger King promos, are worth a few dollars, no matter how old they look
Along with the official products out there, you can adhere to Arena's banned card list, and build your own decks using Standard-legal or Historic cards