Adding a card that is already in the deck, to a different stack, will increase the qty of the card, but put it only in that new stack. Can't have the same card in multiple stacks, with different quantities (think 1 in main board, with 2 in sideboard).
Adding a card that is already in the deck, to a different stack, will increase the qty of the card, but put it only in that new stack. Can't have the same card in multiple stacks, with different quantities (think 1 in main board, with 2 in sideboard).