A small number of card games played with traditional decks have formally standardized rules, but most are folk games whose rules vary by region, culture, and person. Countless card games exist, including families of related games (such as poker).
The Card Players, 17th century painting by Theodoor Rombouts File:15thCenturySpanishCardDeck.jpgĪ card game is any game using playing cards as the primary device with which the game is played, be they traditional or game-specific. File:Theodoor Rombouts - Joueurs de cartes.jpg
