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In BETween

Introduction

Much like Red Dog The objective is for a card to rank between two others. Here, the main goal is for the dealer's exposed card to rank between the player's initial two cards. Since 2019, this side bet has gained popularity, with multiple instances I'm aware of.

The exact name of this bet is somewhat ambiguous. Based on the table layout, it appears to be simply labeled as 'In.' However, the company promoting this game calls it the 'In BETween.' Therefore, I will use that designation. AGS web site The side bet follows standard Blackjack rules. The main aim is for the dealer's visible card to rank between the player's first two cards. For narrow spreads of three cards or less, payouts become more substantial. There is also an extra payout for hitting three of a kind. Below is the complete payout table, and all winnings are calculated on a 'to win' basis.

Rules

The table below illustrates the probability and potential returns for the In BETween bet when using a single deck of cards. In the bottom right corner, a house edge of 10.46% is indicated.

In BETween — Pay Table

Event Pays
Triple match 30
One-card spread 10
Two-card spread 6
Three-card spread 4
All other spreads 1

Analysis

The table below displays the probability and expected return for the In BETween bet with two decks of cards. The bottom right corner shows a house edge of 7.76%.

In BETween Return Table -- One Deck

Event Pays Permutations Probability Return
Triple match 30 312 0.002353 0.070588
One-card spread 10 1,408 0.010618 0.106184
Two-card spread 6 2,560 0.019306 0.115837
Three-card spread 4 3,456 0.026063 0.104253
All other spreads 1 29,184 0.220090 0.220090
Loss -1 95,680 0.721569 -0.721569
Total   132,600 1.000000 -0.104615

The table below outlines the probability and return contribution for the In BETween bet utilizing four decks of cards. The house edge found in the bottom right corner is 6.04%.

In BETween Return Table -- Two Decks

Event Pays Permutations Probability Return
Triple match 30 4,368 0.003998 0.119931
One-card spread 10 11,264 0.010309 0.103091
Two-card spread 6 20,480 0.018744 0.112463
Three-card spread 4 27,648 0.025304 0.101217
All other spreads 1 233,472 0.213680 0.213680
Loss -1 795,392 0.727965 -0.727965
Total   1,092,624 1.000000 -0.077582

In BETween Return Overview -- Four Decks

The following table provides the probability and contributing returns for the In BETween bet with six decks of cards. The bottom right exhibits a house edge of 5.42%.

Event Pays Permutations Probability Return
Triple match 30 43,680 0.004925 0.147742
One-card spread 10 90,112 0.010160 0.101597
Two-card spread 6 163,840 0.018472 0.110833
Three-card spread 4 221,184 0.024937 0.099750
All other spreads 1 1,867,776 0.210583 0.210583
Loss -1 6,482,944 0.730923 -0.730923
Total   8,869,536 1.000000 -0.060417

The following table presents the probability and return profile for the In BETween bet with eight decks of cards. The bottom right corner shows a house edge of 5.10%.

In BETween Return Table -- Six Decks

Event Pays Permutations Probability Return
Triple match 30 157,872 0.005248 0.157453
One-card spread 10 304,128 0.010111 0.101107
Two-card spread 6 552,960 0.018383 0.110298
Three-card spread 4 746,496 0.024817 0.099268
All other spreads 1 6,303,744 0.209567 0.209567
Loss -1 22,014,720 0.731874 -0.731874
Total   30,079,920 1.000000 -0.054182

In BETween Return Overview -- Eight Decks

The table below summarizes the house edge based on the number of decks used.

Event Pays Permutations Probability Return
Triple match 30 386,880 0.005413 0.162389
One-card spread 10 720,896 0.010086 0.100863
Two-card spread 6 1,310,720 0.018339 0.110032
Three-card spread 4 1,769,472 0.024757 0.099029
All other spreads 1 14,942,208 0.209061 0.209061
Loss -1 52,342,784 0.732344 -0.732344
Total   71,472,960 1.000000 -0.050970

Discussion regarding the In BETween wager in

House Edge Summary

Decks House Edge
1 10.50%
2 7.80%
4 6.00%
6 5.40%
8 5.10%

External Links

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