Theyre very valuable even if you dont use them in your decks, and often useful in another format
We had our April Fool's meeting, and folks talked about which teams had bandwidth and which didn't, discussed some ideas and options, and agreed it was a good time to finally do the weathered card back sleeve we'd been joking about for a few years
BUILD YOUR OWN PROGENITUS WIth protection being so strong, its no surprise that it isnt exactly printed into oblivion
Wizards even designed a new partner-like mechanic, called Doctors Companion, which will allow you to partner the Doctor of your choice and their companion in the Command Zone
Each card, outside of The One Ring, will function like Commander staple Sol Ring
For MTG proxies, you want at least blue/black core board, around 300 gsm and 0.3 mm, plus decent printing and cutting, to get close to real MTG cards in sleeves