royal flush pokerA Royal Flush is the best hand in poker and is made up of an ace, king, queen, jack and ten of all the same suit. An example of a Royal Flush is A♢K♢Q♢J♢10♢A Royal Flush is the top poker hand, consisting of the Ace, King, Queen, Jack, and 10, all in the same suit. It's unbeatable and the rarest hand in poker.