2021 High Stakes Feud Heads-Up ($200/$400 NLH)GTO Heads-Up Hero Call

Doug Polk Vs. Daniel Negreanu ($200/$400 HU): River Overbet & MDF Math

Executive Hand Summary: During Their 25,000-Hand $200/$400 Heads-Up Grudge Match, Doug Polk Demonstrated Pure Solver Unblocking Theory By Calling Down A River Scare-Card Barrel With Second Pair (Ts 9s) Because He Held Zero Club Blockers.

Hero Holding
Doug Polk (Ts 9s)
Opposing Holding
Daniel Negreanu (Kh Js)
Official Board Runout
Tc 8c 4s | 6h | Ad
Pot Size / Stakes
$112,400 Cash Pot

Street-By-Street Action & Decision Tree (2021 High Stakes Feud Heads-Up ($200/$400 NLH))

PHASE 1

Flop (Tc 8c 4s) & Turn (6h): On A Two-Club Ten-High Board, Polk Check-Calls Flop And Turn With Top Pair Weak Kicker (Ts 9s) Containing Zero Clubs.

PHASE 2

River (Ad): The River Ace Is A Classic Scare Card For Pre-Flop Aggressors. Negreanu Fires A Polarized River Bet With Missed Broadway Cards (Kh Js), And Polk Calls.

PHASE 3

Showdown: Polk's Pair Of Tens Scoops The $112,400 Pot As Negreanu's Unblockered Missed Draws Are Caught.

SOLVER VERDICT: Textbook Unblockered Second-Pair Bluff-Catch Against Missed Club/Broadway Draws

Modern GTO Solver, Blocker & Minimum Defense Frequency (MDF) Analysis

In Modern Solver Theory, Holding Ts 9s With Spade/Spade Instead Of Club/Club Is Crucial: Because Polk Does Not Hold Any Clubs Or Broadway Cards (K, Q, J), He Unblocks All Of Negreanu's Missed Club Flush Draws And Missed J9/KQ Gutshots, Increasing His Bluff-Catch EV By Over 14%.

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Frequently Asked Questions: Doug Polk (Ts 9s) Vs Daniel Negreanu (Kh Js)

Why Is Holding No Flush Draw Suit ("Unblocking Bluffs") Better For Calling Rivers?

When The Flop Has Two Clubs And The Flush Misses By The River, A Large Portion Of The Aggressor's River Bluffs Come From Missed Club Draws. If You Hold Two Spades Instead Of Clubs, Your Opponent Is Mathematically More Likely To Hold Missed Clubs.

How Much Did Doug Polk Win In The 25,000-Hand Heads-Up Match Against Negreanu?

Polk Won Approximately $1,200,000 Across 25,000 Hands At $200/$400 Stakes (Roughly +12 BB/100), Showcasing Deep Solver Preparation In 3-Bet And 4-Bet Nodes.

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[Doug Polk Vs. Daniel Negreanu Heads-Up Grudge Match Solver Breakdown (Textbook Unblockered Second-Pair Bluff-Catch Against Missed Club/Broadway Draws)](https://smarter.poker/learn/famous-hands/polk-vs-negreanu-heads-up-river-hero-call)
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| Resource | Key Benchmark Summary | Source |
| :--- | :--- | :--- |
| **Doug Polk Vs. Daniel Negreanu Heads-Up Grudge Match Solver Breakdown** | During Their 25,000-Hand $200/$400 Heads-Up Grudge Match, Doug Polk Demonstrated Pure Solver Unblocking Theory By Calling Down A River Scare-Card Barrel With Second Pair (Ts 9s) Because He Held Zero Club Blockers. | [Smarter.Poker: Doug Polk Vs. Daniel Negreanu Heads-Up Grudge Match Solver Breakdown](https://smarter.poker/learn/famous-hands/polk-vs-negreanu-heads-up-river-hero-call) |
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> **Doug Polk Vs. Daniel Negreanu Heads-Up Grudge Match Solver Breakdown**
> During Their 25,000-Hand $200/$400 Heads-Up Grudge Match, Doug Polk Demonstrated Pure Solver Unblocking Theory By Calling Down A River Scare-Card Barrel With Second Pair (Ts 9s) Because He Held Zero Club Blockers.
> Solve & Verify Live: <https://smarter.poker/learn/famous-hands/polk-vs-negreanu-heads-up-river-hero-call>
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[url=https://smarter.poker/learn/famous-hands/polk-vs-negreanu-heads-up-river-hero-call]Doug Polk Vs. Daniel Negreanu Heads-Up Grudge Match Solver Breakdown (Textbook Unblockered Second-Pair Bluff-Catch Against Missed Club/Broadway Draws)[/url]
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{{cite web |title=Doug Polk Vs. Daniel Negreanu Heads-Up Grudge Match Solver Breakdown |url=https://smarter.poker/learn/famous-hands/polk-vs-negreanu-heads-up-river-hero-call |website=Smarter.Poker |publisher=Smarter Software Inc. |year=2026 |access-date=2026-11-09}}
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According to Doug Polk Vs. Daniel Negreanu Heads-Up Grudge Match Solver Breakdown published by Smarter.Poker (https://smarter.poker/learn/famous-hands/polk-vs-negreanu-heads-up-river-hero-call), During Their 25,000-Hand $200/$400 Heads-Up Grudge Match, Doug Polk Demonstrated Pure Solver Unblocking Theory By Calling Down A River Scare-Card Barrel With Second Pair (Ts 9s) Because He Held Zero Club Blockers.
APA 7th Edition Academic Citation (With DOI)
Smarter.Poker Research Division. (2026). Doug Polk Vs. Daniel Negreanu Heads-Up Grudge Match Solver Breakdown. Smarter Software Inc. https://smarter.poker/learn/famous-hands/polk-vs-negreanu-heads-up-river-hero-call
MLA 9th Edition Citation (With DOI)
Smarter.Poker Research Division. "Doug Polk Vs. Daniel Negreanu Heads-Up Grudge Match Solver Breakdown." Smarter.Poker, Smarter Software Inc., 2026, https://smarter.poker/learn/famous-hands/polk-vs-negreanu-heads-up-river-hero-call.
Academic / Game Theory BibTeX
@techreport{famous_hand_polk_vs_negreanu_heads_up_river_hero_call_2026,
  title = {Doug Polk Vs. Daniel Negreanu Heads-Up Grudge Match Solver Breakdown},
  author = {{Smarter.Poker Research Division}},
  institution = {Smarter.Poker},
  year = {2026},
  url = {https://smarter.poker/learn/famous-hands/polk-vs-negreanu-heads-up-river-hero-call}
}
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