Best Flush represents one of the poker variations. Up to ten players can play the game at the same time. Each player is dealt one card face up and one card face down. After the deal players make their bets. Then each player is dealt one more card. Cards are dealt and bets are made until each player has 5 cards. The last betting round is followed by the showdown. The player who has the strongest hand wins. Only Flushes or Straight Flushes may win. If no one has a Straight Flush, best Flush wins. If no one has a Flush, best Four-card Flush, Three card flush, or Two card flush wins. Multi-Hand Straight Poker Odds.