Counterfeiting: When Your Hand Quietly Dies

Once you can read a board, the next trap is watching a hand you already made quietly stop being good, without you doing anything wrong at all. Poker players call this counterfeiting, and it's one of those ideas that barely anyone outside the game has heard of, even though it decides real pots constantly.

Bottom Two Pair Is a Trap With Good Timing

Picture the flop landing 7-8-King, and you're holding 7-8 in your hand. That's two pair, sevens and eights, and it's a genuinely strong flop for you.

Now a second King lands on the turn. Nothing about your hand changed, you still have the same two hole cards, but the board just did. It now reads 7-8-King-King, a pair of Kings sitting right there for anyone to use. Your best five cards are no longer sevens and eights. They're Kings and eights, because Kings beat sevens as a top pair, and the board's own pair outranks the one you built with your hole card.

The seven you were counting on for two pair doesn't count anymore. Your hand got worse without you calling, raising, or folding once. Worse still, anyone else at the table holding a single King now has three of a kind, beating your two pair outright with just one matching card.

That's why bottom two pair is a hand you should be happy and worried about in the same breath. It's strong right now, and it's one board pair away from meaning something completely different.

When You Know Your Full House Can't Lose

Here's a question worth sitting with: under what conditions can you be certain your full house is the best possible hand at the table?

The board supplies part of the answer. A full house needs a pair somewhere on the board to exist at all, say the board shows a pair of Queens. If your own hole cards include the third Queen, you've turned that board pair into three of a kind, and paired it with anything else in your hand for a full house.

Here's the guarantee: there are only four Queens in the deck. The board has two, and you're holding the third. That leaves exactly one Queen unaccounted for, which means no other player at the table can be holding a pair of Queens. Four of a kind in Queens is off the table entirely, because it takes two Queens in one hand to make it happen, and only one exists anywhere else in the deck.

Hold the third copy of whatever rank is paired on the board, and you've eliminated the only hand that could have beaten your full house.

Two Hands, Same Lesson

Take ten-seven against pocket Queens. The flop comes Jack-seven-ten, and ten-seven flops two pair on the spot, sevens and tens, while pocket Queens is still just one pair. Ten-seven is ahead.

The turn brings a second Jack. The board now shows a pair of Jacks, and ten-seven's hand quietly becomes Jacks and tens, not sevens and tens anymore, because the board's new pair outranks the one they built themselves. Pocket Queens, meanwhile, is now Queens and Jacks. Queens and Jacks beats Jacks and tens. The player who started behind on the flop is now ahead, and neither player did anything at the table to cause it.

The second example makes the same point from a different angle. Pocket sixes against Ace-Queen, flop comes 9-9-Jack. Sixes leads with two pair, nines and sixes, Ace-Queen has nothing but Ace-high. Then the turn brings a second Jack, and the board is now 9-9-Jack-Jack, two pair sitting on the board itself.

Sixes is now playing the board, an expression for a hand where your own hole cards no longer contribute anything. Their best five cards are Jacks and nines straight off the board, their pocket sixes rank too low to squeeze into the top two pairs anymore. Ace-Queen is playing the board too, except their Ace slots in as a kicker on top of it, since a kicker only matters once every pair is already decided. The player who had nothing on the flop is now even with, or ahead of, the player who had two pair.

Neither hand improved by doing anything. The board grew past them.

The Essentials

1. Counterfeiting is when a hand loses its value because the board changes, not because of anything a player does.
2. Bottom two pair is vulnerable: if the board pairs on top of your higher hole card, your hand quietly downgrades and becomes exposed to anyone holding a single matching card.
3. If you hold the third copy of a rank that's paired on the board, no opponent can hold four of a kind in that rank, only one copy is left in the deck.
4. "Playing the board" means your hole cards no longer improve your hand beyond what the five shared cards already give everyone.
5. A kicker can turn a hand that looked dead on the flop into a winner by the river, once every pair in play has already been decided by the board.

Further Reading

• Book: The Theory of Poker by David Sklansky, the book most serious players point to for the math underneath hands like these.
• Wikipedia: Kicker (poker) · Texas hold 'em