In the late 1930s, the United States Playing Card Company was one of several manufacturers to introduce a 65-card deck. In addition to the four established suits, the packages contained a fifth: the eagle. (In England, companies sometimes used a royal symbol of crowns depicted in blue.) The cards were green instead of red or black and were intended for use in bridge games.
Yikes! Strip Poker would have been extremely challenging for ME, and I don’t usually wear panties!