Once you have done this, you will have cards left over. Now, here is where you have another choice. By default, all remaining cards become part of the stock pile, but you may choose to have optional reserve cards. What’s the difference? For the reserve cards, any of them are playable at any time. For the stock, only the top most card is ever playable (like the stock pile in the Klondike). If you choose to play with reserve cards, deal them out onto the table now (or configure your game preferences on this site). This site allows up to 7 reserve cards. In real life, you can make as many reserve cards as you want really.. Play a modern collection of 12 solitaire games. For your desktop or mobile browser. Play online for free, no download or registration required.. Solitaire 13. The premise is simple. The execution is not. In Solitaire 13, your goal is to eliminate all of the cards from the pyramid by finding pairs of cards that add up to 13..