Poker Xì Tố hay Xi Phé

Overview
"Poker Xì Tố," or "Xi Phé," is a Vietnamese poker game emphasizing strategy and bluffing. The game employs a reduced deck consisting of only 7s to Aces, and features unique rules catered for 2-6 players vying for the pot in a game full of tension and surprises.

Key Features
1. Targeted Deck Size: A streamlined deck of 32 cards is used, comprising 7s through Aces in a game where suits have no hand-value impact.
2. Limited Player Count: Suited for an intimate group setting, playable by 2 to 6 participants.
3. Unique Card Mechanics: A combination of face-up and face-down cards partially reveals player hands, increasing game suspense.
4. Betting Dynamics: Players choose from raising the stakes, matching the bet, going all in, or forfeiting the bet by folding.
5. Betting Rounds Structure: Commences with initial 3-card wagering, with rules mandating calls or all-in plays, adding strategic depth.
6. "Set": An option to forgo poorly-dealt hands, conserving funds for future play.
7. Winning Payouts: Winners collect the accumulated pot, but in a shortage scenario, funds get distributed proportionally amongst qualifying players.
8. Player Agreements: Rulesets may adjust to include partial bets and may agree to use Jokers for added strategy.
9. Final Card Reveal: The endgame phases add another level of excitement through final card displays or mental calculations.

Interesting Gameplay
1. Beginning the Game: Each player is dealt one face-up and one face-down card to start, with the remainder forming a draw pile.
2. Opening Bet: The game flow begins with the highest visible card, leading in a counterclockwise betting order.
3. Betting Styling: Engages players in strategic choices of raising bets, calling, going all in, or folding based on confidence in their hands.
4. Sequential Gaming: Players must be mindful of their actions, as each investment influences not just the round at hand, but also impending bets and strategic plays.