Long before chess reached Europe, Roman legionaries, shopkeepers, and schoolboys crowded around a simple grid of squares to fight a bloodless war. They called it ludus latrunculorum — the game of the little soldiers — and they scratched its board into paving stones, tabletops, and fortress floors from Britain to the Near East. It was, by most accounts, the most popular strategy game of the Roman world. And yet, for all that popularity, one crucial thing did not survive: nobody wrote down the rules.
That makes latrunculi a fascinating and honest puzzle. We know a great deal about when and where it was played, and we have real clues about how — but the version you can buy or print today is a careful modern reconstruction, not a recovered rulebook. Here is what the Romans actually left us, and how people play it now.
A game of little soldiers
The name comes from latro, which in early Latin meant a hired soldier or mercenary and later drifted toward "brigand" or "robber." The diminutive latrunculus — "little soldier" — gave the game its usual name, ludus latrunculorum, often shortened to latrunculi or latrones. The pieces themselves were the soldiers: small discs or pebbles of bone, glass, or stone, lined up on opposite sides of a gridded board, one color each.
It was a two-player game of pure skill — no dice, no luck. Two armies faced off, maneuvered for position, and tried to trap and capture each other's men. To a Roman audience steeped in military life, the appeal is obvious: it was a general's game in miniature.
What the Romans actually wrote about it
Several Roman writers mention the game, which is how we can be confident it existed and was widely loved, even if none of them paused to explain the rules to people who already knew them.
- The scholar Varro (1st century BCE), our earliest Roman witness, referred to the gridded playing board when discussing Latin grammar — a passing comparison that tells us the squared board was already familiar.
- Ovid, in the Ars Amatoria and Tristia, twice treats the game as common knowledge, alluding to a piece being lost when an enemy closes in on two sides.
- The anonymous Laus Pisonis ("In Praise of Piso," 1st century CE) gives the fullest surviving description. It celebrates a masterful player whose ranks advance in good order, who sacrifices a man to capture two, and who wins while losing few — vivid, but frustratingly short on specifics.
- Martial and, much later, Macrobius round out the mentions, confirming the game stayed in play across centuries of Roman life.
The Romans themselves saw latrunculi as the Latin heir of a Greek game the sources call petteia (also poleis). Plato mentions such games in the Republic and Phaedrus, and the later writer Julius Pollux describes a Greek capture method in which a piece caught between two enemies was taken. That "trap between two" idea is the one mechanic that echoes consistently across the ancient references.
What survives — and what is genuinely lost
Archaeology has been generous with boards and stingy with instructions. Gridded game boards — tabulae lusoriae — turn up scratched into the steps of the Roman Forum, carved into fort flagstones, and cut into tabletops. At Vindolanda, the Roman fort on Hadrian's Wall, excavators have recovered gaming boards along with quantities of glass and bone counters.
The catch is that these boards come in many different sizes — grids such as 7×8, 8×8, and larger have all been found — so there was evidently no single "official" board. This is exactly why honesty matters here: we cannot point to one authentic layout and declare "this is latrunculi," because the Romans themselves seem to have played on whatever grid was handy.
What we are missing is the heart of the matter: how the pieces moved, how many there were, how the game started, and how it ended. None of that is preserved. Everything beyond "two armies, a grid, and capture by trapping between two pieces" is reconstruction. Serious attempts to rebuild a playable game include those by H. J. R. Murray (A History of Board-Games Other Than Chess, 1952), R. C. Bell, and W. J. Kowalski, while the scholar Ulrich Schädler has argued for caution — favoring simpler rules and questioning popular modern additions such as a special, more powerful "commander" piece, for which the ancient evidence is thin. When you play latrunculi today, you are playing someone's best reasoned guess, offered in the spirit of the sources.
How to play Latrunculi: a common modern reconstruction
With that caveat firmly in place, here is a widely used, enjoyable reconstruction — the kind most modern sets and clubs adopt. Treat it as a playable version, not the Roman original.
- Board: a grid of squares. An 8×8 board is a popular, manageable choice; larger grids make for longer games.
- Pieces: each player takes a set of identical soldiers of one color (a dozen or so per side is typical, scaled to the board), placed on their own back ranks to start.
- Movement: players alternate turns. In the most common reconstruction, a piece slides any number of empty squares horizontally or vertically, like a rook in chess — never diagonally. (Some reconstructions, reading Ovid more strictly, limit a piece to one step at a time; pick one and agree before you start.)
- Capture — the core rule: you capture an enemy piece by bracketing it between two of your own along a straight line, on the squares immediately either side of it. The captured soldier is removed. This "custodial" capture is the one mechanic the ancient sources genuinely support.
- Safe moves: in most versions, a piece you move into the gap between two enemies is not captured — only a piece that gets bracketed by the opponent's move is taken. This keeps the game from being decided by accidents.
- Multiple captures: a single move that brackets more than one enemy line can capture several pieces at once.
- Winning: common objectives are to capture a set number of the enemy, or to reduce your opponent until they cannot make a legal move — a state the Romans may have called being driven ad incitas, "to a standstill." Agree on the victory condition beforehand.
Played this way, latrunculi rewards exactly what the Laus Pisonis praised: patient formation-building, tempting your opponent into overreach, and trading one soldier to win two. It is fast to learn, genuinely tense, and — with no dice — a pure contest of wits.
Why it is worth a place on your table
Latrunculi sits near the root of a long family of "trap them between two" battle games, and playing it is a direct line back to the way ordinary Romans spent an idle afternoon. You do not need much: a checkered surface and two sets of markers will do, which is precisely how a soldier on Hadrian's Wall would have started a match eighteen centuries ago.
At Ancient.Games we make heirloom-quality boards for the world's oldest games — and if the Roman love of a pure strategy duel appeals to you, our handcrafted Fidchell board offers a close Celtic cousin from the very same custodial-capture family.
Image: Roman bone gaming counter, ca. 4th century CE. The Metropolitan Museum of Art, Open Access (CC0).