Progressive 21

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How to play

Underneath, this is standard six-deck blackjack. What sets it apart is a single optional side bet, Lucky 7s & Aces, tied to a jackpot that grows every time you play it.

  1. Choose your main Bet with the chips.
  2. If you want the side bet, tap Lucky 7s & Aces. It always costs exactly 10 credits; the spot shows the current jackpot.
  3. Press Deal. You get two cards, the dealer shows one. The side bet is settled right there, before you make a move.
  4. Play the hand: Hit, Stand, Double or Split. Get closer to 21 than the dealer without going over.

Stuck on a hand? Hint shows the basic-strategy play for your cards against the dealer’s up card.

Table rules

  • Six decks, reshuffled once about three quarters of the shoe has been dealt.
  • Blackjack pays 3 to 2.
  • The dealer stands on every 17, soft ones included, and peeks for blackjack.
  • Double on any first two cards, including after a split.
  • Split up to four hands. Split Aces get one card each and can’t be split again.
  • Insurance is offered when the dealer shows an Ace. There’s no surrender.

Lucky 7s & Aces pay table

The side bet looks at three cards: your first two plus the dealer’s face-up card. Only the best line pays.

CardsPaysChance (six decks)
Three 7s, all one suitthe whole jackpot1 in 62,667
Three Aces, all one suit10% of the jackpot1 in 62,667
Three 7s, mixed suits300 to 11 in 2,579
Three Aces, mixed suits150 to 11 in 2,579
Your two cards: suited Ace and 725 to 11 in 337
Your two cards: a pair of 7s25 to 11 in 189
Your two cards: Ace and 7, mixed suits7 to 11 in 112
Your two cards: exactly one 71 to 11 in 7.7

Something on the table pays about one bet in seven, nearly all of it the even-money single 7. Note that the bottom four lines ignore the dealer’s card completely: a 7 showing for the dealer only counts when all three cards are 7s or all three are Aces.

How the jackpot works

The jackpot starts at 5,000 credits. Every Lucky 7s & Aces bet adds 2 credits to it before the cards are checked, so the 10 credits you pay split into 2 for the pot and 8 for the fixed prizes. Suited 7-7-7 pays the whole pot and resets it to 5,000. Suited A-A-A pays 10% and leaves the rest growing.

The jackpot here is virtual and belongs to your own game. It’s saved with your credits, so it keeps growing from one session to the next instead of being shared with other players.

The return, honestly

The fixed lines alone hand back 72.23% of what you put on the side bet. The 2 credits per bet that go into the pot (20%) all come back eventually as jackpot payouts, and every reset adds a fresh 5,000 on top. Over the very long run the side bet returns 93.03%.

A bigger jackpot does make the bet better on that hand. It doesn’t turn the bet in your favour until the pot reaches roughly 158,000 credits, and climbing from 5,000 to that level takes over 75,000 side bets. The suited 7s land about once in every 62,667, so in practice the pot rarely gets close.

Compare that with the main game: played with the Hint advice, six-deck blackjack under these rules gives back about 99.5%. The side bet costs far more per credit.

Strategy

  • Play the main hand exactly the same way. The side bet is settled before you act, so it has no effect on whether you hit, stand or double. Use Hint.
  • Treat the side bet as a fixed fee for a lottery ticket. At 10 credits a hand it can eat a balance quickly if your main bets are small. If you want long sessions, play it on some hands, not every hand.
  • Skip insurance. It’s a separate bet on the dealer’s hole card and pays 2 to 1 against odds that are worse than that in a six-deck shoe.

If you’d rather have side bets with fixed prices, Side Bet 21 offers a pair bonus and a three-card poker bet. For the game without extras, try Blackjack.

If you enjoy Progressive 21, try Pull Back Poker or Quad Down 21 next.

Return to player

BetRTPHouse edge
Lucky 7s & Aces 93.03% 6.97%

The main game's return depends on your decisions, so no single figure applies.

Computed exactly from the game's rules and checked by its tests on every release. More on fairness and return to player.

Frequently asked questions

Can I change the side bet amount?

No. Lucky 7s & Aces is always 10 credits. Every line pays from that stake, and the jackpot is the same whatever your main bet is.

Does the dealer's card count for a single 7 or a pair of 7s?

No. Those lines only look at your own two cards. The dealer's up card matters only for three 7s or three Aces.

What happens to the jackpot after suited A-A-A?

It pays you 10% of the current pot, and the other 90% stays in place and keeps growing.

Is the jackpot shared with other players?

No. It's a virtual pot that lives in your own saved game, starting at 5,000 and growing only from your bets.

Are the credits real money?

No. Credits are virtual and exist only in this game. They can't be bought, cashed out or exchanged for anything.

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