How to play A2o preflop
Heads-up · 50bb · SB 0.5bb · no rake · chip EV · 28 spots where A2o gets a decision
CloseACR1 games
- ACRACR Poker SPINZ x2, x3, x4, x5, x10, x25, x50, x100, x12,000its blinds are not published
Opens (raise first in)
| Spot | A2o |
|---|---|
| SB open (RFI) First to act | Call 55.4% · Raise 2/2.5/3bb 44.6% |
Facing an open or a limp
| Spot | A2o |
|---|---|
| BB vs SB limp SB limps | Call 98.4% · Raise 2/2.5/3bb 1.5% · All-in 50bb 0.1% |
| BB vs SB open 2bb SB opens 2bb | Call 98.5% · Raise 5bb 1.3% · All-in 50bb 0.2% |
| BB vs SB open 2.5bb SB opens 2.5bb | Call 65.1% · All-in 50bb 34.7% · Raise 6.25bb 0.2% |
| BB vs SB open 3bb SB opens 3bb | Call 47.7% · Raise 7.5bb 32.3% · Fold 19.3% · All-in 50bb 0.7% |
| BB vs SB all-in SB goes all-in | Fold 75.7% · Call 24.3% |
Facing an isolation raise
| Spot | A2o |
|---|---|
| SB vs BB iso raise 2bb SB limps, BB isolates to 2bb | Call 55.2% · Raise 5bb 40.9% · All-in 50bb 3.9% |
| SB vs BB iso raise 2.5bb SB limps, BB isolates to 2.5bb | Call 90.5% · Raise 6.25bb 9.5% |
| SB vs BB iso raise 3bb SB limps, BB isolates to 3bb | Raise 7.5bb 54.6% · Call 45.3% |
| SB vs BB all-in SB limps, BB goes all-in | Fold 100% |
Facing a 3-bet
| Spot | A2o |
|---|---|
| BB vs SB 3-bet 5bb SB limps, BB isolates to 2bb, SB 3-bets to 5bb | Fold 99.4% · Call 0.6% |
| BB vs SB all-in SB limps, BB isolates to 2bb, SB goes all-in | Fold 97.4% · Call 2.6% |
| BB vs SB 3-bet 6.25bb SB limps, BB isolates to 2.5bb, SB 3-bets to 6.25bb | Fold 100% |
| BB vs SB all-in SB limps, BB isolates to 2.5bb, SB goes all-in | Fold 94.5% · Call 5.5% |
| BB vs SB 3-bet 7.5bb SB limps, BB isolates to 3bb, SB 3-bets to 7.5bb | Fold 100% |
| BB vs SB all-in SB limps, BB isolates to 3bb, SB goes all-in | Fold 93.9% · Call 6.1% |
| SB vs BB 3-bet 5bb SB opens 2bb, BB 3-bets to 5bb | Call 93.1% · All-in 50bb 6.9% |
| SB vs BB all-in SB opens 2bb, BB goes all-in | Fold 99.9% · Call 0.1% |
| SB vs BB 3-bet 6.25bb SB opens 2.5bb, BB 3-bets to 6.25bb | All-in 50bb 59.6% · Call 40.2% · Fold 0.2% |
| 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 88.8% · All-in 50bb 9.5% · Fold 1.7% |
| SB vs BB all-in SB opens 3bb, BB goes all-in | Fold 100% |
Facing a 4-bet
| Spot | A2o |
|---|---|
| SB vs BB all-in SB limps, BB isolates to 2bb, SB 3-bets to 5bb, BB goes all-in | Fold 98.5% · Call 1.5% |
| SB vs BB all-in SB limps, BB isolates to 2.5bb, SB 3-bets to 6.25bb, BB goes all-in | Fold 99.7% · Call 0.3% |
| 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 100% |
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.