PokerSolver/3-handed · BTN 10bb, SB 25bb, BB 40bb · SB 0.5bb · no rake · ICM, paying 80/20/SB open (RFI)

SB open (RFI)

Q: What is the GTO play for the small blind (SB) when it folds to SB in 3-handed · SB 0.5bb · no rake · ICM, paying 80/20 at BTN 10bb, SB 25bb, BB 40bb?

Folded to SB in 3-handed · SB 0.5bb · no rake · ICM, paying 80/20, BTN 10bb, SB 25bb, BB 40bb: the small blind (SB) folds 48.1%, calls 33%, raises 2/2.5/3bb 18.9% and goes all-in 25bb 0%. Always call: A6s, A4s, A2s, K9s, K6s-K7s, K3s-K4s, Q9s, Q3s-Q4s, J5s, T7s+, T5s, 97s, 54s, AQo, A3o, K7o-K8o, Q8o, J8o, 98o. Always raise 2/2.5/3bb: QQ, ATs+. Mixed: KK+, 22-JJ, A7s-A9s, A5s, A3s, KTs+, K8s, K5s, K2s, QTs+, Q5s-Q8s, Q2s, J6s+, J2s-J4s, T6s, T4s, 98s, 95s-96s, 85s+, 74s+, 64s+, 53s, 43s, AKo, A4o-AJo, A2o, K9o+, K6o, Q9o+, J9o+, T7o+, 97o, 87o, 76o.

3-handed · SB 0.5bb · no rake · ICM, paying 80/20 (blinds 0.5/1bb, no ante) · BTN 10bb, SB 25bb, BB 40bb · Folded to SB · Small blind to act

Fits exactlyGGPoker Spin & Gold x10PokerStars Spin & Go x10partypoker SPINS Overdrive 10-24.99x

Close16 games

GGPoker Spin & Gold x4, x5the winner takes all there: chip EV
GGPoker Spin & Gold x50, x100pays 60/30/10 there, 80/20 here
GGPoker Spin & Gold Maxpays 50/30/20 there, 80/20 here
PokerStars Spin & Go x25, x50, x100pays 80/12/8 there, 80/20 here
PokerStars Spin & Go top tierpays 83.33/10/6.67 there, 80/20 here
Winamax Expresso x2, x3, x4, x5, x10, x20the winner takes all there: chip EV; its pages do not say whether any level has an ante
Winamax Expresso x100, x400, x1,000, jackpotpays 80/12/8 there, 80/20 here; its pages do not say whether any level has an ante
partypoker SPINS Overdrive 3-3.99x, 4-4.99x, 5-9.99xthe winner takes all there: chip EV
partypoker SPINS Overdrive 25-119.99x, 120-239.99x, 240x+pays 83.34/8.33/8.33 there, 80/20 here
iPoker Twister x2, x3, x5, x8the winner takes all there: chip EV; its pages do not say whether any level has an ante
iPoker Twister x50its sources disagree on the split (winner takes all, or 80/10/10); its pages do not say whether any level has an ante
iPoker Twister x1,000pays 80/10/10 there, 80/20 here; its pages do not say whether any level has an ante
WPT Global Global Spins x3, x5the winner takes all there: chip EV
WPT Global Global Spins x10, x25pays 80/10/10 there, 80/20 here
WPT Global Global Spins x120, x240, x6,000pays 83.33/8.33/8.33 there, 80/20 here
ACR Poker SPINZ x2, x3, x4, x5, x10, x25, x50, x100, x12,000its prize split is not published; its blinds are not published

Cash

3-handed · BTN 10bb, SB 25bb, BB 40bb · SB 0.5bb · no rake · ICM, paying 80/20Change game

PlayersBlinds & rakeStacks

Stacks (bb), if they differBTNSBBB

Pot 1.5bbYour cards?

0.5bb

1bb

Tap your two cards.

Small blind's range

1,326 of 1,326 combos get here

Fold 48.1%Call 33%Raise 2/2.5/3bb 18.9%All-in 25bb <0.1%

Tap a hand, or type one above, to see its exact mix.

What is the GTO play for the small blind (SB) when it folds to SB in 3-handed · SB 0.5bb · no rake · ICM, paying 80/20 at BTN 10bb, SB 25bb, BB 40bb?

Folded to SB in 3-handed · SB 0.5bb · no rake · ICM, paying 80/20, BTN 10bb, SB 25bb, BB 40bb: the small blind (SB) folds 48.1%, calls 33%, raises 2/2.5/3bb 18.9% and goes all-in 25bb 0%. Always call: A6s, A4s, A2s, K9s, K6s-K7s, K3s-K4s, Q9s, Q3s-Q4s, J5s, T7s+, T5s, 97s, 54s, AQo, A3o, K7o-K8o, Q8o, J8o, 98o. Always raise 2/2.5/3bb: QQ, ATs+. Mixed: KK+, 22-JJ, A7s-A9s, A5s, A3s, KTs+, K8s, K5s, K2s, QTs+, Q5s-Q8s, Q2s, J6s+, J2s-J4s, T6s, T4s, 98s, 95s-96s, 85s+, 74s+, 64s+, 53s, 43s, AKo, A4o-AJo, A2o, K9o+, K6o, Q9o+, J9o+, T7o+, 97o, 87o, 76o.

Always fold: T2s-T3s, 92s-94s, 82s-84s, 72s-73s, 62s-63s, 52s, 42s, 32s, K2o-K5o, Q2o-Q7o, J2o-J7o, T2o-T6o, 92o-96o, 82o-86o, 72o-75o, 62o+, 52o+, 42o+, 32o
Always call: A6s, A4s, A2s, K9s, K6s-K7s, K3s-K4s, Q9s, Q3s-Q4s, J5s, T7s+, T5s, 97s, 54s, AQo, A3o, K7o-K8o, Q8o, J8o, 98o
Always raise 2/2.5/3bb: QQ, ATs+
Always all-in 25bb: No hand plays this every time
Mixed: KK+, 22-JJ, A7s-A9s, A5s, A3s, KTs+, K8s, K5s, K2s, QTs+, Q5s-Q8s, Q2s, J6s+, J2s-J4s, T6s, T4s, 98s, 95s-96s, 85s+, 74s+, 64s+, 53s, 43s, AKo, A4o-AJo, A2o, K9o+, K6o, Q9o+, J9o+, T7o+, 97o, 87o, 76o

Settings: 3-handed · BTN 10bb, SB 25bb, BB 40bb · SB 0.5bb · no rake · ICM, paying 80/20 (small blind 0.5bb, big blind 1bb, stacks BTN 10bb, SB 25bb, BB 40bb, no rake; ICM paying 80/20: a stack is worth its chance of each prize, first 80% and second 20%, so chips lost count more than chips won). Solver: HoldemResources Calculator (HRC) (HRC CI 41.34). Bet sizes are the solved ones; a size that is not here plays like the nearest one.

Sources for the games it fits: ggpoker.com/poker-games/spin-gold (prize table in its script js/funds29.8816e65c.js; fetched 2026-10-31); chips and blinds from worldpokerdeals.com/blog/spin-gold-the-ultimate-guide-on-ggpoker-network (updated 2026-05-11; its 26-level blind table lists no ante) and somuchpoker.com/news/best-spin-and-go-poker-sites-2026 (updated 2026-10-16), fetched 2026-10-31; pokerstars.com/poker/spin-and-go (stacks and prize tables; fetched 2026-10-31); blinds from worldpokerdeals.com/blog/pokerstars-new-spin-go-multipliers-and-1000-spins (2026-05-27; its blind table lists no ante), fetched 2026-10-31; partypoker.com/en/poker/offers/dynamic-structure (stacks, prize shares and the 20-level blind table, which lists no ante), fetched 2026-10-31; winamax.fr/expresso (stacks, first blinds and prize tables; the same on winamax.es), fetched 2026-10-31; worldpokerdeals.com/blog/ipoker-twister-guide (2026-01-29; stacks and splits) and pokerstrategy.com/strategy/sit-and-go/twister-poker-let-go (first blinds), fetched 2026-10-31; wptglobal.com/how-to-play/global-spins (stacks and prize shares; fetched 2026-10-31); blinds from worldpokerdeals.com/blog/global-spins-wpt-global (2023-11-23; its blind table lists no ante) and somuchpoker.com/news/best-spin-and-go-poker-sites-2026 (2026-10-16); worldpokerdeals.com/blog/winning-poker-network-new-1-000-000-spin-go (2025-12-05; stacks only), fetched 2026-10-31.