Made of materials like wood, ivory, & paper, these early cards had suits that would later change into the well-known diamonds, clubs, spades, and hearts that we know today. Card games rummy games allsaw substantial changes as they proliferated throughout Europe, impacted by local customs and social mores. The production of cards was transformed in the 15th century with the invention of the printing press, which increased their accessibility to the masses. Card games were a mainstay of social events for both the aristocracy & common people by the 17th century.