How Six Card Charlie Works and What to Check

6 Card Charlie is a variant-specific blackjack rule under which a six-card hand totaling 21 or less may receive an automatic win. Dealer-blackjack priority, treatment of split hands, the exact trigger and payout depend on the selected game's rules.

The name alone is not enough. In one documented version of Infinite Blackjack, the qualifying hand wins even against dealer blackjack. In TotoGaming Ultimate Blackjack, Charlie does not apply when the dealer has blackjack. Before playing, check the rules of the actual game rather than relying on the general definition.

Does Six Card Charlie beat dealer blackjack or apply after a split?

Both checked rule versions evaluate split hands separately, but they differ on dealer-blackjack priority. Splitting creates separate hands from the original hand; each must be assessed under the selected game's conditions.

The Infinite Blackjack conditions appear on pages 3–4 of the rules PDF hosted by Loto-Québec. The contrasting example comes from the English TotoGaming Ultimate Blackjack rules. These sources demonstrate variation between rule versions, not a universal rule for every table.

English excerpt from page 4 of the Loto-Québec-hosted Infinite Blackjack rules PDF. The file metadata dates to 2019-12-05: this is a historical version, not confirmation of your table's current rules.

How to check the rule before playing

Open the selected game's rules or information panel and check the following five points. Repeat this process whenever you change games or rule versions.

1. Find the game's rules or information section. Confirm that the document covers the game you have opened, not just its provider.
2. Find the Six Card Charlie trigger. Check the required number of cards, maximum total and exceptions.
3. Check dealer-blackjack priority. Establish whether the automatic win still applies when the dealer has blackjack.
4. Check split hands, payout and settlement. Verify whether split hands are evaluated separately, how much is paid and when the wager is settled.
5. Confirm the current version. Match the game name and any available revision date. Do not substitute a historical document for the current rules.

The official Evolution catalog, checked on 2026-10-07, lists Six Card Charlie in Infinite Blackjack, Infinite Free Bet Blackjack and Power Blackjack. This helps identify games with the feature, but does not establish availability at every table or in every jurisdiction. The catalog does not replace a rules check.

How does Charlie affect basic strategy?

Six Card Charlie can change basic strategy, but the correct decision depends on the game's full rules. Being close to six cards is not a reason to always hit: another card can cause a bust.

Use a strategy chart matched to the relevant rules, including dealer-blackjack priority and split conditions. The Wizard of Odds Charlie strategy chart assumes an infinite deck and can be wrong in borderline cases. It does not support blanket advice for every table.

The ToolsGambling standard basic-strategy chart has no Charlie setting. It should not be presented as Charlie-adjusted strategy.

How often does Six Card Charlie occur?

There is no verified universal frequency figure. Frequency depends on the shoe composition, game rules and the player's decisions about taking another card.

The condition “six cards without busting” does not, by itself, establish the chance of reaching it. A comparable calculation would require specific rules, a dealing model and a decision strategy. For that reason, this guide does not give a universal figure or a deck-by-deck probability table.

You also cannot infer the frequency of Charlie hands from a house-edge reduction: they are different measures.

How much does Charlie reduce the house edge?

In the Wizard of Odds model, the six-card rule improves expected return by 0.16 percentage points. This is an absolute house-edge reduction in that model—not a relative percentage, Charlie frequency or the probability of winning an individual hand.

Wizard of Odds, updated 2026-08-03, uses this baseline: 8 decks; dealer stands on soft 17 (S17); doubling down on any first two cards; doubling after splitting (DAS); splitting to a maximum of four hands; and optimal basic-strategy adjustment for the rule. A soft hand is one in which an ace counts as 11 without busting.

Source: Wizard of Odds; values apply to the baseline model stated in the preceding paragraph.

The chart compares three Charlie conditions in the stated model. The values of 0.01, 0.16 and 1.46 percentage points should not be applied to another game without checking its rules and the calculation assumptions.

Worked example: expected return difference

On $1,000 of initial wager turnover, a change of 0.16 percentage points corresponds to a $1.60 expected return difference. Consider 100 initial hands at $10 each:

• Initial wager turnover: $10 × 100 = $1,000.
• Modelled change: 0.16 percentage points = 0.0016.
• Expected return difference: $1,000 × 0.0016 = $1.60.

This illustration uses the same Wizard of Odds model assumptions. It is not a realized saving or a prediction of the result over 100 hands. Doubles, splits, side bets and differing rules are excluded from the turnover example. No additional rounding is needed in the arithmetic shown.

The calculation describes a change in expectation, not a promise of net profit. Actual session results can differ substantially.

Is Charlie a side bet, and what can ToolsGambling tools do?

In the cited rules, Six Card Charlie is a rule governing the main hand's outcome, not a separate side bet. A side bet is a separate wager on a specified outcome with its own conditions and payouts. The Match the Dealer side-bet guide explains an example of that separate mechanism.

No ToolsGambling tool calculates Charlie odds or Charlie-adjusted strategy. The standard strategy chart has no Charlie setting, while the house-edge calculator accepts a general house edge supplied by the user and cannot calculate Charlie's impact.

The practical approach is to check the selected game's rules first, then use only calculations and strategy that match those assumptions. Having Six Card Charlie does not, by itself, make a game profitable.