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Every game you play on PlayVersusAI — win, loss, or draw — is recorded with its full move history. The Replays page lets you step through any of them, move by move, at whatever speed you want. It is one of the most useful features on the site, and one of the least used. Most players never visit it.

Here is why you should, and how to get the most out of it.

Watching a replay is not the same as playing

When you are in a game, your attention is on the next move. You are calculating, reacting, defending. You do not have time to step back and see the shape of the game as a whole. Replays remove the pressure. You can see every move both sides made, understand how the position evolved, and identify the moment where the game turned — which is almost never the moment it felt like it turned.

This is the most important insight about replays: the losing move is usually five to ten moves before the position looks lost. By the time you feel like you are behind, the damage was done several moves ago. Replays let you find that moment.

A method that works

Here is a structured way to review a game that takes about five minutes and teaches you something every time:

Pass 1 — watch it through at normal speed. Get the overall shape. Who was ahead in the opening? When did the advantage shift? How did the game end?

Pass 2 — find the turning point. Step backward from the end and find the last move where the result was still unclear. Rewind five or six more moves from there. The game-deciding mistake is somewhere in that window.

Pass 3 — ask what the alternative was. At the turning point, pause and think about what you (or the other player) could have done differently. What was the better move? Why did it look less attractive at the time? That reasoning — the thinking that led to the wrong move — is the thing worth fixing.

Most players skip Pass 3 and wonder why they keep making the same mistakes. The move itself is less important than the thought process behind it. If you always avoid edges in Reversi because you think having more pieces is good, no single move correction will fix that — but understanding why your reasoning was wrong will fix every game going forward.

Study other people's games

Replays are public. Anyone can watch any recorded game, not just their own. This is worth your time, especially in games where strong play looks counter-intuitive. Watching a good Reversi player deliberately keep a low piece count, or a Dots and Boxes player sacrifice two boxes to control a chain, teaches you things that no written guide can convey as effectively.

Look for games played against the AI on Hard difficulty. These games show how the computer punishes mistakes and where its pressure is strongest. If someone beat the Hard AI, they played well — study what they did.

Losses are more useful than wins

This is counter-intuitive but consistently true. A won game mostly confirms what you already believed about the position. A lost game shows you a hole in your understanding. The discomfort of watching yourself lose is exactly what makes the review valuable — it points directly at the thing you need to fix.

If you only watch your wins, you are studying what you already know. If you only watch your losses, you are studying what you don't. The improvement comes from the second one.

PvP replays

Multiplayer games are recorded too. After a match against another person, both players can review it in the Replays section. PvP replays are especially interesting because both sides are making real-time decisions without the benefit of an engine — the mistakes are more human, the turning points are more dramatic, and the lessons are more applicable to future human opponents.

Use the "PvP" filter tab on the replays page to find multiplayer games specifically. They are worth studying even if you were not involved — watching two humans play is different from watching a human play a computer, and the patterns you see will help you in your own multiplayer matches.

Start now

Go to the Replays page, find your most recent loss, and spend five minutes on the three-pass method. You will find the mistake. And the next time you play, you will not make it again.