PokerSolver/3-handed · BTN 15bb, SB 25bb, BB 25bb · 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 15bb, SB 25bb, BB 25bb?

Folded to SB in 3-handed · SB 0.5bb · no rake · ICM, paying 80/20, BTN 15bb, SB 25bb, BB 25bb: the small blind (SB) folds 38.5%, calls 24.8%, raises 2/2.5/3bb 36.8% and goes all-in 25bb 0%. Always call: Q7s-Q9s, Q5s, T9s, 97s, 94s, K4o-K5o. Always raise 2/2.5/3bb: AA, 99-JJ, ATs+, A8s, A4s, K2s, QTs, Q2s, J3s, T6s, 85s, 74s-75s, 43s, AKo, A8o-A9o, KQo, K9o, Q8o. Mixed: QQ-KK, 22-88, A9s, A5s-A7s, A2s-A3s, K3s+, QJs, Q6s, Q3s-Q4s, J4s+, J2s, T7s-T8s, T2s-T5s, 98s, 95s-96s, 93s, 86s+, 84s, 76s, 73s, 63s+, 52s+, ATo-AQo, A2o-A7o, KTo-KJo, K6o-K8o, Q9o+, Q5o-Q7o, J7o+, T7o+, 97o+, 86o+, 76o, 65o.

3-handed · SB 0.5bb · no rake · ICM, paying 80/20 (blinds 0.5/1bb, no ante) · BTN 15bb, SB 25bb, BB 25bb · 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 15bb, SB 25bb, BB 25bb · 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 38.5%Call 24.8%Raise 2/2.5/3bb 36.8%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 15bb, SB 25bb, BB 25bb?

Folded to SB in 3-handed · SB 0.5bb · no rake · ICM, paying 80/20, BTN 15bb, SB 25bb, BB 25bb: the small blind (SB) folds 38.5%, calls 24.8%, raises 2/2.5/3bb 36.8% and goes all-in 25bb 0%. Always call: Q7s-Q9s, Q5s, T9s, 97s, 94s, K4o-K5o. Always raise 2/2.5/3bb: AA, 99-JJ, ATs+, A8s, A4s, K2s, QTs, Q2s, J3s, T6s, 85s, 74s-75s, 43s, AKo, A8o-A9o, KQo, K9o, Q8o. Mixed: QQ-KK, 22-88, A9s, A5s-A7s, A2s-A3s, K3s+, QJs, Q6s, Q3s-Q4s, J4s+, J2s, T7s-T8s, T2s-T5s, 98s, 95s-96s, 93s, 86s+, 84s, 76s, 73s, 63s+, 52s+, ATo-AQo, A2o-A7o, KTo-KJo, K6o-K8o, Q9o+, Q5o-Q7o, J7o+, T7o+, 97o+, 86o+, 76o, 65o.

Always fold: 92s, 82s-83s, 72s, 62s, 42s, 32s, K2o-K3o, Q2o-Q4o, J2o-J6o, T2o-T6o, 92o-96o, 82o-85o, 72o-75o, 62o-64o, 52o+, 42o+, 32o
Always call: Q7s-Q9s, Q5s, T9s, 97s, 94s, K4o-K5o
Always raise 2/2.5/3bb: AA, 99-JJ, ATs+, A8s, A4s, K2s, QTs, Q2s, J3s, T6s, 85s, 74s-75s, 43s, AKo, A8o-A9o, KQo, K9o, Q8o
Always all-in 25bb: No hand plays this every time
Mixed: QQ-KK, 22-88, A9s, A5s-A7s, A2s-A3s, K3s+, QJs, Q6s, Q3s-Q4s, J4s+, J2s, T7s-T8s, T2s-T5s, 98s, 95s-96s, 93s, 86s+, 84s, 76s, 73s, 63s+, 52s+, ATo-AQo, A2o-A7o, KTo-KJo, K6o-K8o, Q9o+, Q5o-Q7o, J7o+, T7o+, 97o+, 86o+, 76o, 65o

Settings: 3-handed · BTN 15bb, SB 25bb, BB 25bb · SB 0.5bb · no rake · ICM, paying 80/20 (small blind 0.5bb, big blind 1bb, stacks BTN 15bb, SB 25bb, BB 25bb, 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 38.69). 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.