Learn GTO preflop theory in MTT poker

6 of hearts6 of spades

Small pair

Pocket Sixs

66 sits between small pairs and medium pairs. It still benefits from set mining, but it has useful showdown value on many low flops. It is an overpair below Six and an underpair on any flop with a higher card, so position and stack depth shape the plan.

Pocket33

How to play 66 by position and stack size

Recommended actionUTG8-maxUTG18-maxLJ6-maxHJ6-maxCO6-maxBTN6-maxSB6-max
100bb+OpenOpenOpenOpenOpenOpenLimp
40-100bbOpenOpenOpenOpenOpenOpenLimp
27-40bbOpenOpenOpenOpenOpenOpenLimp
20-26bbOpenOpenOpenOpenOpenOpenLimp
16-19bbOpenOpenOpenOpenOpenOpenLimp
11-15bbOpenOpenOpenJamJamJamLimp
7-10bbJamJamJamJamJamJamJam
6bb-JamJamJamJamJamJamJam
Open when:Most unopened positions with a reasonable range

66 can open more often than 22-55, especially from the cutoff or button.

3bet when:Selective late-position or short-stack spot

It can apply fold equity against wide opens, but it is not a default value 3-bet.

Call when:In position at a fair price

Deep stacks preserve set value, while low boards give 66 some non-set showdown value.

Jam when:Short stacks make a direct all-in more efficient

Use stack depth and fold equity to choose the shove, not the pair label alone.

Fold when:Strong range, poor price, or a high-card board is likely

66 becomes difficult to realize against repeated overcard pressure.

Strong against

5 of spades5 of hearts
55

55 can call with a lower pair, so 66 can take value when the action stays compatible with one-pair hands.

4 of spades4 of hearts
44

44 has a smaller pair and a narrower set of profitable improvements, making it a useful value target for 66.

Weak against

  • A of spadesA of hearts
    AA

    AA is ahead of 66 preflop. 66 generally needs a set or a carefully chosen bluff-catching line against strong action.

  • K of spadesK of hearts
    KK

    KK is a higher pair and can keep 66 in the pot as a dominated lower pair.

  • Q of spadesQ of hearts
    QQ

    QQ remains ahead of 66, while 66 needs a set to turn the matchup into a strong value situation.

  • J of spadesJ of hearts
    JJ

    JJ is another higher pair that can value-bet against 66 when the range continues.

Flop classes

6 of spadesQ of hearts2 of hearts
Set

On 6♣ Q♦ 2♥, 66 has flopped a set and can value bet against queens, draws, and lower pairs.

A of spades9 of hearts3 of spades
Underpair on an ace-high flop

On A♠ 9♦ 3♣, 66 is an underpair with two usual outs to a set. It is sensitive to ace, king, and queen pressure.

8 of spades4 of hearts2 of spades
Low dry board

On 8♣ 4♥ 2♠, 66 is an overpair to the board and can protect its showdown value with a selective bet.

Strategic notes

Versus 3-bets
  • Call: Prefer position, a manageable sizing, and enough effective depth for set value.
  • Fold: Fold more often against tight ranges, out of position, or when several overcards are likely to dominate future streets.
  • Jam: Use a short-stack shove only when the ranges and fold equity justify it.
Versus 4-bets
  • Fold: Usually fold to a strong 4-bet because higher pairs and premium overcards have the advantage.
  • Call: Continue only with an exceptional price and enough depth to make the set chase worthwhile.
Post-flop playability
  • Value: On 6♣ 4♦ 2♥, 66 has a set and can value-bet lower pairs and draws.
  • Control: On 5♣ 3♦ 2♥, 66 is an overpair with two cards that can improve it to a set. A small in-position call can still be reasonable against a range with bluffs.
  • Mistake: Do not treat 66 as a permanent bluff-catcher. Each overcard and each additional barrel changes its showdown value.

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