VPRookie
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August 15th, 2015 at 1:15:50 AM permalink
Hi guys,

I found a poker variant similar to the game on https://wizardofodds.com/games/oasis-poker/.

The only difference is one may switch up to 2 cards. The price of switching is:
- 1 card: 1 x the Ante;
- 2 cards: 1.5 x the Ante.

How this can affect the house edge of 1.04% per initial bet?

I am looking for a poker variant with a lower house edge to take part in a stake race.

Any input will be appreciated.

VPRookie
VPRookie
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August 15th, 2015 at 4:07:55 AM permalink
Well, about the original game Wizard teaches “If the casino allows switching two or more cards that option should never be taken”. But in my case switching 2 cards costs 1.5 x the Ante instead of 2 x the Ante. Maybe this makes some switching 2 cards mathematically justified.
beachbumbabs
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August 15th, 2015 at 11:46:47 AM permalink
When you say "costs", are they charging a fee equivalent to the ante (or a multiple of it), or are you placing an additional bet to switch and it's action in play?
If the House lost every hand, they wouldn't deal the game.
VPRookie
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August 16th, 2015 at 4:40:04 AM permalink
Quote: beachbumbabs

When you say "costs", are they charging a fee equivalent to the ante (or a multiple of it), or are you placing an additional bet to switch and it's action in play?


beachbumbabs,

Thanks for your attention.

Yes, they are charging a fee, like in the original game. I can follow Wizard’s strategy and face the same element of risk (0.475%) because the fee for switching a single card is like in the original game (1 x the Ante). I just wonder if switching 2 cards could be math correct in some situations because of the smaller fee (1.5 x the Ante instead of 2 x the Ante). Maybe this could improve my expectation a little.

Apologies for my English.

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tringlomane
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August 16th, 2015 at 10:20:46 AM permalink
Quote: VPRookie

Well, about the original game Wizard teaches “If the casino allows switching two or more cards that option should never be taken”. But in my case switching 2 cards costs 1.5 x the Ante instead of 2 x the Ante. Maybe this makes some switching 2 cards mathematically justified.



It likely changes nothing. I don't see holding three to a royal all of a sudden becoming a valid play with the cheaper switching price.
Dobrij
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August 22nd, 2015 at 3:46:30 PM permalink
Hello! Sorry for my english : )

I send MY Calculations and comparisons oasis poker and poker rules for VPRookie

The “Classic Oasis” and “2ch=1,5”. The results of random simulation > 50,000 games. Box 1/2/3, avr EV% =

Oasis Classic: -1,055% / -0,499% / +0,467%
Oasis “2ch=1,5”: -0,991% / -0,431% / +0,589%

###for free with some error~ +-% : ) ### If you see a box simultaneously ###
tringlomane
tringlomane
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August 22nd, 2015 at 5:27:14 PM permalink
Quote: Dobrij

Hello! Sorry for my english : )

I send MY Calculations and comparisons oasis poker and poker rules for VPRookie

The “Classic Oasis” and “2ch=1,5”. The results of random simulation > 50,000 games. Box 1/2/3, avr EV% =

Oasis Classic: -1,055% / -0,499% / +0,467%
Oasis “2ch=1,5”: -0,991% / -0,431% / +0,589%

###for free with some error~ +-% : ) ### If you see a box simultaneously ###



Since these are only 50,000 game sims dobrij, would you say this reduction in house edge is actually due to the rule change? 50,000 games still has a decent margin of error in my game of choice (video poker).
Dobrij
Dobrij
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August 23rd, 2015 at 12:51:40 AM permalink
Hello! Sorry for my english : )

I do not quite understand the last question ... We are talking about video poker or poker on the table?
The author writes quote: "How this can affect the house edge of 1.04% per initial bet?"

I give the answer in the form of calculations in the three boxes... The house advantage is reduced, as you can see a little bit. Plus, the game can make mistakes ...
tringlomane
tringlomane
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August 24th, 2015 at 4:53:05 AM permalink
Quote: Dobrij

Hello! Sorry for my english : )

I do not quite understand the last question ... We are talking about video poker or poker on the table?
The author writes quote: "How this can affect the house edge of 1.04% per initial bet?"

I give the answer in the form of calculations in the three boxes... The house advantage is reduced, as you can see a little bit. Plus, the game can make mistakes ...



No my question was, how much error does 50,000 simulated hands give in this game? Is the 0.06% difference actually because of the rule change? Or is it because the simulation wasn't long enough?

And what strategy changes would possibly be reducing the house edge? Normally you never switch two cards, correct? Would the 1.5x fee for switching two cards really make the player want to switch two cards?
AceTwo
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August 24th, 2015 at 11:52:41 AM permalink
WoO gives a HE of 1.04% for perfect play.
WoO gives some guidance on what is the correct strategy (not the full strategy) but the guidance he gives will not give you the 1,04%.

Perfect play is impossible.
Strategy exists that will give you 1,05%.
If you avoid some of the more complicated parts of that strategy you can get 1,10% to 1,20% range.
WoO gudiance will probably give around 1,5%.

The variation of changing 2 cards for 1.5 Ante is rarely used and as Dobrij says reduces the HE (if you know these few rare instances that is used) form 1.05% to 0,99%. ie 0,06%. That is like splitting hairs.

More important is if you know other persons hands (or are allowed to play more than 1 Hand). Some places allow you to play more than 1 hands (some allow yoy to look at the 2nd hand after you played the 1st). There are different strategies if you know additional hands. With 2 Hands the HE is reduced to 0,5%. And with 3 Hands it is positive for the player by around 0,4%. With 5 Hands you can actually make some money !!!
Dobrij
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August 24th, 2015 at 2:11:37 PM permalink
Hi!

Of respect for the Forum, Just share quick thoughts : )
I Not output strategy : ) exchange for 1.5 almost gives nothing. And I would not play this game, even 4 boxes.

Games: 114700:
Fold: 40.43%
Bet: 50.99%
Ch1: 8.35%
Ch2: 0.23% : )

tringlomane, You're right about Distances! Of course it is not-big : )
VPRookie
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August 31st, 2015 at 3:59:36 AM permalink
Quote: AceTwo

More important is if you know other persons hands (or are allowed to play more than 1 Hand). Some places allow you to play more than 1 hands (some allow yoy to look at the 2nd hand after you played the 1st). There are different strategies if you know additional hands. With 2 Hands the HE is reduced to 0,5%. And with 3 Hands it is positive for the player by around 0,4%. With 5 Hands you can actually make some money !!!

They allow you to play up to 3 hands, but 3rd hand is not allowed to be folded and no cards are allowed to be switched. One is allowed to play 2 hands one after another with all the options. Maybe it would be a good approach one to place a small bet on the first hand and a big one on the second hand. This could lessen the element of risk one faces. Could someone kindly provide a comparatively simple strategy for the second hand?
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