Spider Solitaire

It is one of the more popular two-deck solitaire games

Build 8 sequences down in suit within the tableau (from King to Ace). Top cards of tableau piles are available to play. Build tableau piles down regardless of suit (from King to Ace). Groups of cards in sequence of the same suit may be moved as a unit. When you have made all the available plays on the board, click the draw pile to deal one card on each tableau pile.