Once a card has been melded, it cannot be taken back into the hand (except with the Undo meld option). You cannot meld sequences like Four-Five-Six. Cards are melded in columns of at least three cards e.g. After drawing a card, a player may meld cards if (s)he wants to.Both players take turns in drawing the first card. Both players take turns in drawing one card from the stock, and discarding one card on the discard pile (in that order).Yours are visible at the bottom of the window. Each player starts with 15 cards in hand.A canasta is a meld of at least seven cards of the same rank. You score points by melding cards, and making as many canastas as possible. Your goal is to beat your opponent by scoring more points.