Jack for ♠ represents power in a deck of cards. It is considered a symbol of intrigue, might, and intuition. The Knave for Spades
may also suggest someone with dark hair or someone who is proficient in a particular field. This card often carries an air for mystery and might suggest the significance of having trust in one's own instincts when faced with circumstances.
Decoding The Hidden Symbolism The Meaning Behind The Ace Of