If you are dealt three high hearts along with four low spades, you’ll always play the four-card flush over the three-card variety. When playing traditional poker, players need to hold five suited cards to form a flush, but in High Card Flush, your longest string of suited cards is what you’ll be playing. The objective of High Card Flush is to land strings of consecutive suited cards (all hearts, spades, diamonds, or clubs). Understanding High Card Flush Hand Rankings However, rather than ranking actual poker hands like Pairs, Three of a Kind, or Straights, High Card Flush is all about forming strings of suited cards, also known as a flush for poker rookies. High Card Flush uses a standard 52 card deck of playing cards, and all cards are valued at their usual rank. If you’re not already familiar with them, take a moment to read up on both of those games, as the betting structure and other aspects will be similar. High Card Flush incorporates elements from games like Caribbean Stud Poker and Three Card Poker.