PokerSolver/Heads-up · 40bb · SB 0.5bb · no rake · chip EV/73s

How to play 73s preflop

Heads-up · 40bb · SB 0.5bb · no rake · chip EV · 27 spots where 73s gets a decision

Fits exactlyGGPoker Spin & Gold x50, x100, Maxpartypoker SPINS Overdrive 10-24.99x, 25-119.99x, 120-239.99x, 240x+WPT Global Global Spins x5, x10, x25, x120, x240, x6,000

Close1 games

ACR Poker SPINZ x2, x3, x4, x5, x10, x25, x50, x100, x12,000its blinds are not published

Opens (raise first in)

Spot	73s
SB open (RFI) First to act	Raise 2/2.5/3bb 56.1% · Call 43.9%

Facing an open or a limp

Spot	73s
BB vs SB limp SB limps	Call 75.9% · Raise 2/2.5/3bb 24.2%
BB vs SB open 2bb SB opens 2bb	Call 95.4% · All-in 40bb 3% · Raise 5bb 1.5% · Fold 0.1%
BB vs SB open 2.5bb SB opens 2.5bb	Call 51.9% · Raise 6.25bb 46.5% · Fold 1.5%
BB vs SB open 3bb SB opens 3bb	Fold 61.4% · Call 38.4% · Raise 7.5bb 0.1%
BB vs SB all-in SB goes all-in	Fold 99.1% · Call 0.9%

Facing an isolation raise

Spot	73s
SB vs BB iso raise 2bb SB limps, BB isolates to 2bb	Call 99.9% · Fold 0.1%
SB vs BB iso raise 2.5bb SB limps, BB isolates to 2.5bb	Call 87.8% · Raise 6.25bb 7.5% · Fold 4.7%
SB vs BB iso raise 3bb SB limps, BB isolates to 3bb	Call 86.9% · Fold 12.5% · Raise 7.5bb 0.5%
SB vs BB all-in SB limps, BB goes all-in	Fold 100%

Facing a 3-bet

Spot	73s
BB vs SB 3-bet 5bb SB limps, BB isolates to 2bb, SB 3-bets to 5bb	Fold 99.6% · Call 0.2% · All-in 40bb 0.2%
BB vs SB all-in SB limps, BB isolates to 2bb, SB goes all-in	Fold 99.4% · Call 0.6%
BB vs SB 3-bet 6.25bb SB limps, BB isolates to 2.5bb, SB 3-bets to 6.25bb	Fold 99.5% · Call 0.3% · All-in 40bb 0.2%
BB vs SB all-in SB limps, BB isolates to 2.5bb, SB goes all-in	Fold 97.6% · Call 2.4%
BB vs SB 3-bet 7.5bb SB limps, BB isolates to 3bb, SB 3-bets to 7.5bb	Fold 99.9% · Call 0.1%
BB vs SB all-in SB limps, BB isolates to 3bb, SB goes all-in	Fold 90.8% · Call 9.2%
SB vs BB 3-bet 5bb SB opens 2bb, BB 3-bets to 5bb	Fold 50% · Call 50%
SB vs BB all-in SB opens 2bb, BB goes all-in	Fold 100%
SB vs BB 3-bet 6.25bb SB opens 2.5bb, BB 3-bets to 6.25bb	Fold 87.2% · Call 12.8%
SB vs BB all-in SB opens 2.5bb, BB goes all-in	Fold 100%
SB vs BB 3-bet 7.5bb SB opens 3bb, BB 3-bets to 7.5bb	Call 62.8% · Fold 37.2%
SB vs BB all-in SB opens 3bb, BB goes all-in	Fold 100%

Facing a 4-bet

Spot	73s
SB vs BB all-in SB limps, BB isolates to 2.5bb, SB 3-bets to 6.25bb, BB goes all-in	Fold 99.8% · Call 0.2%
SB vs BB all-in SB limps, BB isolates to 3bb, SB 3-bets to 7.5bb, BB goes all-in	Fold 100%
BB vs SB all-in SB opens 2bb, BB 3-bets to 5bb, SB goes all-in	Fold 99.9% · Call 0.1%
BB vs SB all-in SB opens 2.5bb, BB 3-bets to 6.25bb, SB goes all-in	Fold 99.8% · Call 0.2%
BB vs SB all-in SB opens 3bb, BB 3-bets to 7.5bb, SB goes all-in	Fold 98.2% · Call 1.8%

Settings: Heads-up · 40bb · SB 0.5bb · no rake · chip EV (small blind 0.5bb, big blind 1bb, 40bb stacks, no rake; chip EV: every chip is worth the same, as it is when only the winner is paid and heads-up). Solver: HoldemResources Calculator (HRC) (HRC CI 32.16). 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; partypoker.com/en/poker/offers/dynamic-structure (stacks, prize shares and the 20-level blind table, which lists no ante), 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.