♠Preflop Ranges
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BTN open raise range at 25bb — 9-max tournament (MTT)

9-max · tournaments · 25bb eff
This chart
Open raise all in1.4%18 combos
Open raise 2bb38.7%513 combos
Limp8.4%111 combos
Fold51.5%684 combos
One of 15,000+ solved charts. The viewer has this seat facing a raise, a jam and a limp too.
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Same seat, other stacks
10bb15bb20bb25bb30bb40bb
Same stack, other seats
EP1EP2MP1MP2HJCOBTNSB
Range in text form
Pure opens (100%): AA+, KJs, J5s, T6s, 97s+
Opened at 50%+ frequency: 22+, A2s+, K3s+, Q3s+, J4s+, T4s+, 95s+, 85s+, 74s+, 64s+, 54s+, A3o+, K7o+, Q8o+, J8o+, T8o+, 98o+

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Frequently asked

What percentage of hands should you open from the Button at 25bb?

In a 9-max tournament (MTT) at 25bb effective, GTO strategy plays 48.5% of hands, mostly as an open raise to 2bb.

What is the standard open raise size from the Button at 25bb?

2bb. The size comes from the solution itself, not a convention.

Which hands are always opened from the Button at 25bb?

The pure (100% frequency) part of the range is: AA+, KJs, J5s, T6s, 97s+.