Version 1: Wins are based on the first three player cards.I have heard of two versions of this side bet, as follows: Note: Blazing 7's is trademarked by Bally Gaming. Pays start with just one seven in the first two cards and go up to a progressive jackpot for three suited sevens or three sevens in diamonds, depending on the version. Rummy (Blackjack variant popular in Costa Rica)īlazing 7's™ is a blackjack side bet that pays based on the number of sevens in the player's first three cards.21: Details on the Wizard\’s Simple Strategy.20: Blackjack doubling strategy when doubling after splitting aces is allowed.19: Blackjack splitting strategy when a back-player is betting.18: Basic strategy exceptions for three to six cards.16: Basic strategy when dealer exposes both cards.15: House edge using total-dependent vs.13: Probabilities in the first four cards.11: Value and strategy for 678 and 777 bonuses.9: Composition-dependent expected returns for 1 to 8 decks.5: Infinite deck expected return by player hand and dealer upcard.4: Blackjack standard deviation details.3c: Exceptions to single-deck H17 basic strategy.3b: Exceptions to double-deck S17 basic strategy.3a: Exceptions to single-deck S17 basic strategy.