at PokerStars, including Texas Hold'em, Omaha, Seven Card Stud and more. Straight Flush: Five cards in numerical order, all of identical suits. The best possible straight flush is known as a royal flush, which consists of the ace, king. You must make the best hand possible using exactly five cards ; All five If you're playing Texas Hold'em poker, players are allowed to use any. Poker is all about making the best five- card poker hand from the seven cards available (five community cards plus your own two hole cards). That means in the.