GTO Trainer · Daily Spot archive
2026-09-06 Daily GTO Spot: BTN vs BB single-raised pot on 642 low, two spades
This spot tests how you play K♣8♣ as the preflop raiser on a 642 low, two spades board: 3 graded decisions against the Solver's solved strategy for a 100bb single-raised pot.
The hand, on the Solver's line
You hold K♣8♣; the Solver holds J♥6♥. Here is how the hand plays when both seats follow the Solver's most-frequent line at every node.
- flop642pot 6bb
The Solver: check · You: bet 50% · The Solver: call
- turn6422pot 12bb
The Solver: check · You: check
- river64222pot 12bb
The Solver: bet 50% · You: fold
- You fold; the Solver takes the 18bb pot.
The correct play, street by street
On 6♠4♠2♥, the Solver mixes with K♣8♣: bets 50% of pot 77%, checks 23%. Every listed action is correct at its stated frequency; that is what a mixed strategy means.
On 6♠4♠2♥2♣, the Solver mixes with K♣8♣: checks 64%, bets 50% of pot 33%. Every listed action is correct at its stated frequency; that is what a mixed strategy means.
On 6♠4♠2♥2♣2♠, the Solver folds 98% of the time with K♣8♣, and takes the same action with 70% of its entire range here.
Concepts in this spot
The frequencies above come from a solver playing a mixed strategy shaped by board texture and range advantage. For the preflop ranges behind this battle, see the preflop charts; for the raw math, the odds calculator and push/fold charts.