Abstract: Multiplayer card games capable of being played online using a communications network are provided. The card games are solitaire-related in that card plays are made to foundations using a number of different card piles. In one embodiment, each player uses a client that includes computer hardware and software for displaying the card layout for that player. The cards of the players of the same multiplayer card game, except for foundation cards, are different. Client and server software are utilized in controlling card plays to the foundations and regulate card movement as displayed using the computer screens of the clients. Certain card plays are disabled for a particular player until validation thereof is received using the server. Indication is provided on a particular player's screen related to the disabled card play. When the same card is played to the same foundation close in time by two or more players, a determination is made as to which player played first using the server software.