Anyone ever get the error when deckbuilding that the deck contains cards not in your collection.but you own all the cards? This is new to me after today. This is Arena issue I am getting a message that this deck contains cards not in my collection. Help?!? Which cards? : r MagicArena Magic The Gathering: Arena How To Use Your Wildcards Effectively This will probably never happen in an actual game, #mtg #magicthegathering #mtgcommander #mtgcommunity #mtgedh