AJs BU on J72fd: Don't Fold Top Pair
- Hero
- A♠J♠
- Position
- BU vs SB
- Pot
- 3-Bet Pot
- Flop
- J♦ 7♠ 2♠
Folding top pair on a brick river with such a low SPR is a massive mistake, especially when we block missed nut draws.
Flop Analysis
We have flopped top pair with the nut flush draw, giving us massive equity against almost anything SB holds.
**Ranges:** SB has the range advantage with overpairs, but our hand is essentially at the top of our calling range. We block the nut flush draws SB might use as bluffs, but we still have enough equity to comfortably continue.
**Sizing:** Facing a small 1/3 pot bet, we have over 80% equity against SB's continuation range. While raising is a viable option to build the pot, calling keeps SB's bluffs in and allows us to realize our equity IP.
**Board:** This semi-wet texture favors our range significantly, as we have all the sets and strong draws that SB might lack after 3-betting.
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> **Takeaway:** With top pair and the nut flush draw, you are too strong to fold and often benefit from calling to keep the opponent's bluffs wide.
Turn Analysis
The turn is a total brick, and we still hold a very strong hand that can comfortably call another barrel.
**Math:** We are getting 2.5:1 on a call, requiring roughly 28% equity. With top pair and the nut flush draw, we have roughly 84% equity against SB's polarized betting range.
**Plan:** Solver actually prefers shoving here (70%) to maximize value and deny equity to SB's overcards. By calling, we are essentially committing ourselves to most rivers given the low SPR.
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> **Takeaway:** In low SPR situations with top pair and a nut draw, look for opportunities to get the money in early rather than just calling down.
River Analysis
This is a significant error. The board pairs safely, no draws completed, and we are getting incredible odds to call off our remaining stack.
**Math:** We only have 14BB left to call into a pot of 126BB. We need less than 10% equity to make this a profitable call, and our top pair is good here far more often than that.
**Blockers:** Holding the As is critical; it blocks the most natural bluffs SB would have (missed nut spade draws like AsKs or AsQs). This makes it more likely SB is purely clicking buttons or overvaluing a weaker pair.
**Ranges:** SB's range is polarized between overpairs and total air. Since the flush and straight draws missed, SB has plenty of missed broadway cards that must bluff to win. We cannot fold the top of our range in this spot.
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> **Takeaway:** Never fold top pair for a tiny fraction of the pot on a brick river, especially when your hand blocks the opponent's most likely missed draws.
Note: Folding top pair here is a massive mathematical error given the pot odds and the fact that most draws missed.
Key Concepts
- Protection Priority
- Villain Strong Advantage
- IP
- Semi-Wet Board
- 4.2:1 NEED:19.1%