{"meta":{"copyright":"© Odds The Law (oddsthelaw.com). Precomputed dataset; all rights reserved.","generatedAt":"2026-09-21T11:57:27.556Z","decks":6,"ruleset":"s17-das","rulesetLabel":"Dealer Stands on Soft 17, DAS, pays 3:2","baseline":0.4568,"description":"What each common blackjack mistake costs, in house-edge percentage points, over every hand dealt -- both whole-table habits and each of the contested single decisions.","method":"Each mistake is expressed as a playing policy and the entire game is re-solved under it. The cost is the difference between that house edge and basic strategy’s, so a decision’s rarity is already priced in rather than multiplied on afterwards."},"baseline":0.4568,"habits":[{"id":"mimic-dealer","label":"Play exactly like the dealer","blurb":"Hit everything below 17, stand on everything above, never double, never split.","houseEdge":5.6694,"cost":5.2125},{"id":"never-bust","label":"Never take a card that could bust you","blurb":"Stand on every hard 12 or more, so you can never go over.","houseEdge":3.9793,"cost":3.5224},{"id":"always-split-tens","label":"Always split tens","blurb":"Break up a 20 whenever you are dealt one.","houseEdge":3.6647,"cost":3.2078},{"id":"never-double","label":"Never double down","blurb":"Play every hand for one unit.","houseEdge":1.9458,"cost":1.489},{"id":"never-stand-16","label":"Always hit hard 16","blurb":"Take a card on 16 against any up-card, including the weak ones.","houseEdge":1.1928,"cost":0.736},{"id":"never-split","label":"Never split a 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11","best":"hit","insteadOf":"double","margin":0.0339,"openingFrequency":0.003677,"cost":0.006736,"modelsDisagree":false},{"hand":"hard12","upcard":"4","slug":"hard-12-vs-4","label":"Hard 12","best":"stand","insteadOf":"hit","margin":0.0025,"openingFrequency":0.006396,"cost":0.003717,"modelsDisagree":false},{"hand":"pair2","upcard":"3","slug":"pair-2s-vs-3","label":"Pair of 2s","best":"split","insteadOf":"hit","margin":0.057,"openingFrequency":0.00044,"cost":0.002671,"modelsDisagree":false},{"hand":"soft13","upcard":"6","slug":"soft-13-vs-6","label":"Soft 13","best":"double","insteadOf":"hit","margin":0.0181,"openingFrequency":0.000919,"cost":0.002419,"modelsDisagree":false},{"hand":"soft14","upcard":"5","slug":"soft-14-vs-5","label":"Soft 14","best":"double","insteadOf":"hit","margin":0.0141,"openingFrequency":0.000919,"cost":0.002173,"modelsDisagree":false},{"hand":"pair6","upcard":"2","slug":"pair-6s-vs-2","label":"Pair of 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16","best":"hit","insteadOf":"double","margin":0.0163,"openingFrequency":0.000919,"cost":0.001446,"modelsDisagree":false},{"hand":"soft19","upcard":"6","slug":"soft-19-vs-6","label":"Soft 19","best":"stand","insteadOf":"double","margin":0.0164,"openingFrequency":0.000919,"cost":0.001331,"modelsDisagree":false},{"hand":"pair2","upcard":"2","slug":"pair-2s-vs-2","label":"Pair of 2s","best":"split","insteadOf":"hit","margin":0.026,"openingFrequency":0.000404,"cost":0.001162,"modelsDisagree":false},{"hand":"pair4","upcard":"5","slug":"pair-4s-vs-5","label":"Pair of 4s","best":"split","insteadOf":"hit","margin":0.0095,"openingFrequency":0.00044,"cost":0.000917,"modelsDisagree":false},{"hand":"pair2","upcard":"8","slug":"pair-2s-vs-8","label":"Pair of 2s","best":"hit","insteadOf":"split","margin":0.0148,"openingFrequency":0.00044,"cost":0.000763,"modelsDisagree":false},{"hand":"pair7","upcard":"8","slug":"pair-7s-vs-8","label":"Pair of 7s","best":"hit","insteadOf":"split","margin":0.0171,"openingFrequency":0.00044,"cost":0.000596,"modelsDisagree":false},{"hand":"soft18","upcard":"A","slug":"soft-18-vs-ace","label":"Soft 18","best":"hit","insteadOf":"stand","margin":0.0073,"openingFrequency":0.000881,"cost":0.00054,"modelsDisagree":false},{"hand":"pair3","upcard":"8","slug":"pair-3s-vs-8","label":"Pair of 3s","best":"hit","insteadOf":"split","margin":0.0124,"openingFrequency":0.00044,"cost":0.000451,"modelsDisagree":false},{"hand":"soft17","upcard":"2","slug":"soft-17-vs-2","label":"Soft 17","best":"hit","insteadOf":"double","margin":0.0066,"openingFrequency":0.000919,"cost":0.000402,"modelsDisagree":false},{"hand":"pair3","upcard":"2","slug":"pair-3s-vs-2","label":"Pair of 3s","best":"split","insteadOf":"hit","margin":0.0026,"openingFrequency":0.00044,"cost":0.000345,"modelsDisagree":false},{"hand":"soft18","upcard":"2","slug":"soft-18-vs-2","label":"Soft 18","best":"stand","insteadOf":"double","margin":0.002,"openingFrequency":0.000919,"cost":0.000284,"modelsDisagree":false},{"hand":"soft15","upcard":"4","slug":"soft-15-vs-4","label":"Soft 15","best":"hit","insteadOf":"double","margin":0.0009,"openingFrequency":0.000881,"cost":0,"modelsDisagree":true},{"hand":"soft13","upcard":"5","slug":"soft-13-vs-5","label":"Soft 13","best":"hit","insteadOf":"double","margin":0.0074,"openingFrequency":0.000919,"cost":0,"modelsDisagree":true}],"identity":{"mimicAtEvenMoney":7.9355,"probabilityBothBust":7.9363,"blackjackBonusWorth":2.2661,"publishedMimic":5.48}}