Low offsuit connector with straight potential

Five-Four Offsuit

54o has useful rank connectivity but poor showdown value and no flush potential from 54o. It can make strong low straights, yet pairs are easy to dominate. Keep pots small unless the flop gives a made straight or a clear straight draw.

How to play 54o by position and stack size

Recommended action	UTG8-max	UTG18-max	LJ6-max	HJ6-max	CO6-max	BTN6-max	SB6-max
100bb+	Fold	Fold	Fold	Fold	Fold	Fold	Limp
40-100bb	Fold	Fold	Fold	Fold	Fold	Fold	Limp
27-40bb	Fold	Fold	Fold	Fold	Fold	Fold	Limp
20-26bb	Fold	Fold	Fold	Fold	Fold	Fold	Limp
16-19bb	Fold	Fold	Fold	Fold	Fold	Fold	Limp
11-15bb	Fold	Fold	Fold	Fold	Fold	Fold	Limp
7-10bb	Fold	Fold	Fold	Fold	Fold	Fold	Fold
6bb-	Fold	Fold	Fold	Fold	Fold	Fold	Fold

Open when:Rarely from late position

The connector has more board coverage than 43o, but its low rank still gives opponents profitable calls.

3bet when:Almost never

It lacks a high-card blocker and performs poorly when called.

Call when:Selectively in position or from the big blind

The price must compensate for weak pairs and reverse implied odds.

Jam when:Only as a short-stack exception

Stack depth and fold equity matter more than its straight potential.

Fold when:Facing strong pressure

A low pair or an eight-out straight draw is not enough to build a large pot.

Strong against

No strong matchup to highlight.

Weak against

64o
64o shares the Four with the better kicker, so 54o can make a costly second-best pair.

Flop classes

Made six-high straight

On 6♣ 3♥ 2♦, 54o already makes the 2-3-4-5-6 straight. Bet for value while accounting for higher straight possibilities on later streets.

Made eight-high straight

On 6♣ 7♦ 8♠, 54o already makes the 4-5-6-7-8 straight. Bet for value, while accounting for higher straight possibilities on later streets.

Low pair

On A♣ 9♦ 5♠, 54o has a weak pair without a straight draw. Check more often and fold to large bets.

Strategic notes

Versus 3-bets

Fold most of the time: The offsuit connector should not defend automatically.
Continue only with a concrete price: Position and stack depth can justify a rare call, but a dominated pair remains a frequent problem.

Post-flop playability

Value bet a made straight: On a straight board, bet according to the number of worse made hands and draws that can call.
Treat open-ended draws as draws: Do not label them as made hands before the straight card arrives.
Avoid one-pair bloating: A pair of fives or fours often has reverse implied odds against a continuing range.