Six Plus Holdem Strategy

Six Plus Holdem Strategy

Martin HarrisMo Nuwwarah

The good news is that the Six Plus Holdem winning strategy is a work in progress, so that means everyone is likely to make big mistakes at one point or another. The preflop edges are definitely much smaller, more like in Omaha, that’s why the weaker player won’t make that much of a mistake if they call preflop with a weak holding. Six plus Hold’em ($10/20, 6-handed) Hero: 9 10 Villain: Q Q Villain opens in seat 1 for $50, everyone else folds and you call in the BB.Pot = $110 Flop: 7 K A Hero checks and Villain continuation bets $55, half the pot, making the pot $165 (let’s not discuss whether it’s a good play or not - I’m trying to make the maths simple for us all!). We don’t know what the villain.

In Texas Hold’em it’s about 11.8% or roughly one time in eight. In Six Plus, we will do the maths quickly (just to prove I can!) There are 36 cards in the pack, we have – let’s say again – JJ in our hand. So there are two jacks left in the 34 remaining cards. Our Coach Hans Gusen plays & explains Short Deck (6+) Holdem Strategy on GGPoker, Asia's largest online poker room with global access. Join the Community: h.

Table Of Contents

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In this series we are offering various strategy advice for short deck hold'em, also sometimes called six plus hold'em (or 6+ hold'em), including sharing tips from some of the pros who have found the game a fun and challenging poker variant to play.

Before we delve any further into strategy, with this article we're going to highlight some of the more interesting and notable odds and probabilities in short deck hold'em. In particular, we'll point out how those odds and probabilities differ from what you encounter in regular, full deck hold'em, which in turn creates some important differences when it comes to strategy.

Short Deck Hold'em (Six Plus Hold'em): Rules and Hand Rankings

As discussed last week, short deck hold'em tosses out all of the fives, fours, threes, and twos, creating a 36-card deck with which to play. The game is played just like regular hold'em, with players being dealt two hole cards and making hands with the five community cards dealt as a flop, turn, and river. Also, as in regular hold'em the ace can be high or low, meaning in short deck A-6-7-8-9 makes a straight.

The big change from regular hold'em comes from the hand rankings being altered. In short deck, flushes rank above full houses, and depending on the game it is sometimes the case that three of a kind beats straights.

Regular hold'emShort deck (straights beat trips)Short deck (trips beat straights)
Royal FlushRoyal FlushRoyal Flush
Straight FlushStraight FlushStraight Flush
Four of a KindFour of a KindFour of a Kind
Full HouseFlushFlush
FlushFull HouseFull House
StraightStraightThree of a Kind
Three of a KindThree of a KindStraight
Two PairTwo PairTwo Pair
One PairOne PairOne Pair
High CardHigh CardHigh Card

The reason for these changes has to do with the fact that in short deck the probabilities of making certain hands are different. In short deck, it is actually easier to make a full house than a flush, which is why flushes rank higher than full houses. (The opposite is true in regular hold'em.) It is also easier to make a straight than to make trips in short deck, which is why some rank three of a kind higher than a straight.

While some short deck games use small and big blinds just like in regular hold'em (with or without antes), others have introduced another twist by removing the blinds and having all players ante, with the button putting in a double-ante and play beginning before the flop with the player left of the button having an option to call, fold, or raise.

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Short Deck Hold'em (Six Plus Hold'em): Preflop Probabilities

If you're a regular hold'em player, you're probably well acquainted with probabilities related to starting hands, and therefore know the chances of getting dealt pocket aces (1 in 221), a pocket pair (1 in 17), or two cards of the same suit (1 in 4.25). But what happens to those preflop probabilities after the fives through deuces are removed from the deck?

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As you might imagine, reducing the deck from 52 cards down to 36 cards also reduces the number of different starting hand combinations there are.

Whereas in regular hold'em there are 1,326 distinct starting hands, in short deck hold'em there are only 630 distinct starting hands — less than half (about 47.5 percent). That's counting suits as distinct, which isn't generally done when valuing starting hand strength.

If we don't consider suits as distinct, in regular hold'em there are just 169 combinations of starting hands (13 pocket pairs, 78 non-paired suited hands, and 78 non-paired unsuited hands). Meanwhile when not considering suits as distinct, in short deck hold'em there are just 81 combinations of hands (9 pocket pairs, 36 non-paired suited hands, and 36 non-paired unsuited hands) — again, less than half as many in short deck versus regular hold'em (about 47.9 percent).

Fewer starting hand combos obviously affects the frequency with which you are dealt specific hands. For example, when it comes to being dealt pocket aces, that happens about twice as often in short deck hold'em — once every 105 hands (just under one percent of the time).

Pocket pairs come around more frequently in short deck, too — once every 11.66 hands (about 8.6 percent of the time). That's almost 1.5-times as often as in regular hold'em.

Meanwhile in short deck you're dealt suited hands at just about the same frequency as in regular hold'em — once every 4.375 hands (or about 22.8 percent of the time).

Strategy

Here is all of that in table form, with a couple more comparisons of probabilities added to the list:

Regular hold'emShort deck (Six Plus) hold'em
Number of cards used5236
Distinct starting hands1,326630
Distinct non-equivalent starting hands16981
Probability of being dealt pocket aces0.45% (1 in 221)0.95% (1 in 105)
Probability of being dealt any pocket pair5.9% (1 in 17)8.6% (1 in 11.66)
Probability of being dealt any suited hand23.5% (1 in 4.25)22.9% (1 in 4.4)
Probability of being dealt connectors15.7% (1 in 6.4)22.9% (1 in 4.4)
Probability of being dealt ace-king1.2% (1 in 83)2.5% (1 in 39)
Probability of being dealt two Broadway cards14.3% (1 in 7)30.2% (1 in 3.3)

It’s obvious players have to adjust their thinking when it comes to starting hands and their value in short deck hold’em. Hand values go up in short deck, so what might seem like a decent starting hand in regular hold’em is going to be average or worse in short deck.

Another preflop issue to keep in mind — with fewer starting hands overall, that means the gap in equities between starting hands is narrower as well. For example, in a preflop all-in situation, is about a 78 percent favorite to beat in regular hold'em, but in short deck hold'em the aces are only about 63-67 percent to win depending on the rules being used. Search online for 'short deck hold'em calculator' or 'six plus hold'em calculator' if you're curious to test out some hand comparisons using some recently-built equity calculators.

We’ll talk more about preflop strategy in the next installment.

Short Deck Hold'em (Six Plus Hold'em): Postflop Odds

Postflop is where short deck hold'em introduces some surprises to new players, since the odds and probabilities can be quite different from regular hold'em.

Of course, if you just take a moment to think about it, it's obvious that when drawing to a certain number of outs, the chance of hitting your needed card changes when there are fewer cards left in the deck.

Let's say you hold and the flop comes to give you an open-ended straight draw. You have eight outs (the kings and the eights) to fill your straight, but instead of there being 47 unseen cards (as in regular hold'em), there are only 31 unseen cards in short deck. Whereas in regular hold'em you'd have an 8 in 47 chance of filling your straight on the turn (about 17 percent), in short deck hold'em your odds of turning the straight are 8 in 31 (nearly 26 percent).

I have seen discussions of short deck hold'em outs recommending players replace the 'Rule of 2 and 4' from regular hold'em with a new 'Rule of 3 and 6' for short deck. In regular hold'em, if you flop an open-ended straight draw with eight outs, you can roughly estimate your chance of filling the straight by multiplying those eight outs by two for the turn (~16 percent) and by four for the turn and river (~32 percent).

In short deck you can do something similar, multiplying your eight outs by three for the turn (~24 percent, which is close to the actual 25.8 percent) and by six for the turn and river (~48 percent, which is also close to the actual 45.6 percent).

Here's a table showing how your odds of hitting a certain number of outs change from regular hold'em to short deck:

Six Plus Hold'em Strategy Games

Regular Hold’em OutsTurnTurn+RiverShort Deck Hold’em OutsTurnTurn+River
12.1%4.3%13.2%6.5%
24.3%8.4%26.5%12.7%
36.4%12.5%39.7%18.7%
48.5%16.5%412.9%24.5%
510.6%20.4%516.1%30.1%
612.8%24.1%619.4%35.5%
714.9%27.8%722.6%40.6%
817.0%31.5%825.8%45.6%
919.1%35.0%929.0%50.3%
1225.5%38.4%1238.7%63.2%
1531.9%54.1%1548.4%74.2%

By the way, don’t forget when you are drawing to a flush that there are fewer outs available to you in short deck than in regular hold'em. If you flop a flush draw in regular hold’em you have nine outs, but in short deck you only have five.

Short Deck Poker Strategy

As already noted, hand values tend to be higher in short deck hold’em, which means one-pair hands aren’t going to be as strong postflop in short deck as they are in regular hold’em. And thanks to the increased chance of players filling draws, those one-pair hands and other modest “made hands” are going to be more vulnerable, too.

Speaking of pairs, it's important to remember that pocket pairs in short deck should be valued drastically differently. Aces and kings are obviously strong hands in regular hold'em, and that stays true in short deck, except the difference between the two is even more pronounced.

Six Plus Hold'em Strategy Rules

Things change quickly after that as pairs below kings are unexciting holdings in short deck. The reason for this will be familiar to any pot-limit Omaha player of decent experience level: similar to PLO, the only easily dominated hands in short deck are pocket pairs.

Where traditional 'dominated' spots in hold'em — like ace-queen against queens — are much closer in equity in short deck, holding a pair versus a higher pair is still a pretty rough spot. And medium pairs are actually a slight dog against overcards, in contrast to regular hold'em. Pairing hole cards happens much more often in short deck, and it's far easier for connecting cards to make straights.

Because equities run much closer in short deck, it's important to maximize opportunities for high-equity spots like holding bigger pairs while minimizing the times you're on the wrong side of that.

A few other items related to postflop probabilities in short deck:

  • with suited cards you flop flush draws less often in short deck, and complete flushes less often as well
  • with connectors and one-gappers you flop straight draws more often in short deck, and complete them more often, too
  • with a pocket pair, you flop a set more often in short deck (about 17 percent of the time vs. 12 percent in regular hold’em

We'll be exploring postflop strategy in more detail going forward in the series as well. Blockers, bluffing opportunities and more will be examined in the coming weeks.

Meanwhile, take a look at the video below and listen to Tom Dwan, Patrik Antonius, Daniel Cates, Kane Kalas, Jason Koon, Phil Ivey, Wai Kin Yong, and Gabe Patgorski offer some general advice about how to approach short deck hold’em strategy.

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    cash game strategytournament strategyshort deck hold’emsix plus hold’emoddsprobabilitiespreflop strategypostflop strategydrawing handsstarting hand selection

Six Plus Hold'em could be the future of Poker. Due to its potential appeal to recreational players, Six Plus Hold'em could one day become more popular than Texas Hold'em Poker. The game of Six Plus Hold'em follows the same rules as Texas Hold'em with a few differences. In Six Plus Hold'em the deck consists of 36 cards (compared to the full 52-card deck dealt in Texas Hold'em). In the game of Six Plus Hold'em, all cards ranking 2, 3, 4, and 5 are removed from play. The chart of hand rankings is slightly different between the two games and basic poker strategy must be adjusted to playing with a smaller deck.

Six Plus Hold’em and Texas Hold'em Comparison

Texas Hold'em

Six Plus Hold'em

52 card deck

36 card deck

HAND RANKINGS

Royal Flush
Straight Flush
Four of a Kind
Full House
Flush
Straight
Three of a Kind
Two Pair
One Pair
High Card

HAND RANKINGS

Royal Flush
Straight Flush
Four of a Kind
Flush
Full House
Three of a Kind
Straight
Two Pair
One Pair
High Card

ODDS OF BEING DEALT POCKET ACES

221:1

ODDS OF BEING DEALT POCKET ACES

105:1

PROBABILITY OF FLOPPING A SET WITH POCKET PAIRS

11.8%

PROBABILITY OF FLOPPING A SET WITH POCKET PAIRS

18%

LOWEST STRAIGHT

A-2-3-4-5

LOWEST STRAIGHT

A-6-7-8-9


Six Plus Hold’em Strategy

As there are only 36 cards in the deck, the likelihood of being dealt good cards is higher and the odds of getting specific cards dealt in the flop/turn/river are also increased. Although the rules of playing Six Plus Hold'em are the same as those in Texas Hold'em, certain strategy considerations must be adjusted to the smaller deck.

** In Six Plus Hold'em, the odds of being dealt pocket aces are double the odds in Texas Hold'em.

** Flushes are extremely difficult to make, as there are only 9 cards in each suit. As a result, a Flush is ranked higher than a Full House.

** Straights are much easier to make. Therefore, a Straight is ranked lower than Three of a Kind.

** It's easier to make two-pair hands in Six Plus Hold'em.

Six Plus Hold’em Origins and Ambassadors

Six Plus Holdem Strategy

Where the game of Six Plus Hold'em originated is not entirely clear, but it is highly likely that it made its first major appearance on the cash tables in Macau. It was there that the game was discovered by poker pros Phil Ivey and Tom Dwan. Both have spoken highly of the game and its potential and admitted that they are still in the process of mastering its strategy.

According to Ivey, 6+ Hold'em is 'a little bit more exciting than playing regular No Limit Hold'em because you get to play more hands and there's a lot more luck involved,' Ivey said. 'I think it's a lot more exciting for a new player,' he added.

Despite the differences, Ivey said the game of Six Plus Hold'em is 'still poker, you know. You have to be patient when you need to be patient, and be aggressive when you need to be,' he said.

Why Play Six Plus Hold’em

The game of Six Plus Hold'em Poker is still a novelty but it will appeal to many groups of players:

** Players who are bored with Texas Hold'em and seek a change.

** Players eager to learn as many varieties of Poker as possible.

** Players seeking to be the first to master a new game and thereby gain an advantage over other players.

** Recreational players who will be happy to be dealt many more 'good' hands.

Will Six Plus Hold'em appeal to you? The best way to know for sure is by playing this new exciting variety of Poker. You could be the first one to know the ins and outs of the game. Invite your friends to join you for a Six Plus festival of Poker.

Photo of Phil Ivey credit: Flickr upload bot, CC-BY-2.0.

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