While our turn semi-bluff is sound, jamming over a raise with just a straight draw into a completed flush board is a massive overplay.
Checking is the preferred play here. This board texture is highly connected and favors the BB's flatting range, making a high-frequency c-bet strategy vulnerable to raises.
Note: Betting K-high into a wet, mid-connected board favors the caller's range; checking allows us to realize equity or bluff-catch later.
The turn is a great card to barrel. We pick up an open-ended straight draw and the flush completing allows us to represent a wide range of strong hands while pressuring Villain's one-pair holdings.
Jamming here is a significant error. Once the BB raises on a flush-completing board, our K-high has zero showdown value and our straight draw is often drawing dead or thin against their value range. **Ranges:** Villain's raise on this board is extremely polarized toward flushes (AsXs, XsYs) or strong two-pairs/sets. By jamming, we fold out their bluffs and get snapped off by every hand that beats us. **Blockers:** We hold the Kh, which is irrelevant on this spade-heavy board. We don't block any of the nut flushes or the straights (68, 36), making our hand a poor candidate for a massive bluff-shove. **Math:** We are getting 2.2:1 to call, but we need 31.5% equity. Against a range that includes flushes, our OESD only has about 15-20% equity, making even a call marginal and a raise disastrous. --- > **Takeaway:** Don't turn a semi-bluff into a suicide jam when the board texture heavily favors the opponent's raising range.
Note: Shoving over the raise is a massive overplay; we have no fold equity against flushes and our draw is not strong enough to justify the risk.