To dream of playing cards represents strategizing in some area of your life or trying to outsmart someone.
Diamonds reflects success or knowing you can get away with something.
Clubs reflect confidence that you’ll never fail ever. Knowing that something is already yours.
Hearts reflects confidence is showing someone else what’s you’re doing or thinking. You don’t think what you’re doing to someone is a problem.
Spades reflects troubling times and disappointments. A total lack of concern for someone else’s feelings. Making someone do something you want that you know they don’t want to.
Example: A woman dreamed of playing cards. In waking life she was trying to strategize which monthly bills she could temporarily avoid paying while she looked for a new job in order to keep her life stable.