'ONE-Eyed Jack is a character in the game of poker. He is a face card, usually depicted as a pirate with ONE eye covered by an eye patch. He is also known as a wild card, meaning he can be used to represent any card in the deck. He is often used as a wild card in games of five-card draw and seven-card stud. In some games, he is also used as a wild card in games of Texas Hold 'Em. ONE-Eyed Jack is a popular figure in poker culture and is often used as a symbol of luck and good fortune.'