Still one of the most iconic images in the game, it’s the highest possible straight flush consisting of A, K, Q, J and 10 of the same suit.Ģ. Royal Flush: The best hand in poker, although it doesn’t occur very often. In a few games the probabilities and rankings differ, but for most variants, including Texas Hold’em, winning poker hands are determined in this order:ġ. These poker hand rankings are based upon the probability of each occurring, with the rarest holdings having the highest value.