
Mare Nostrvm
From the dawn of history to the Roman Civil Wars, from Iberia to Cyprus, revive the ancient naval battles of the Mediterranean Sea.
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About Mare Nostrvm
From the dawn of history to the Roman Civil Wars, from Iberia to Cyprus, revive the ancient naval battles of the Mediterranean. 24 historic naval battles, including Salamis, the final defeat of Xerxes in Greece, and Actium, Downfall of Antony and Cleopatra.
Choose between fourteen ship types, ranging from the small and primitive penteconter to the powerful decares and wage war in historic naval battles. Ram enemy ships, board them, or make use of your on-board harpax to make their encounter with Neptune the last!
Squadron system with chain of command, the ships needs to be under command to be able to receive orders. Admirals and commanders have special abilities and a squadron range, lines of ships could be arranged out of this range to give command to all of them. Gameplay includes crew fatigue, atmospheric phenomena like fog, rain and a variable wind system and special rules for treasure ships, local command, plague, anchored ships and transports.
Naval Squadrons employ real tactics of that time, and the WEGO system will force you to think three moves ahead of your opponent. Multiplayer mode allows multiple historical and skirmish battles to be played by two players using Slitherine’s easy to use PBEM+ system.
FEATURES:
- Classic WEGO system. Plan the actions first, then execute and view a simultaneous turn resolution- Battle AI adapts to the tactical situation and the historical settings
- Configurable skirmish battles allows choosing of map, size, wind and opposing sides, using a point buy system
- 14 ship types, from the swift penteconter to the massive deceres, equippable with devices like engines, towers, harpax, corvus, rodian firepots or sails
- Historical tactics and maneuvers, depending on the situation and the ship type. Ram, rake oars or grapple and board. Arrows, artillery and fire
Game details
Game details
Third-party account: Slitherine PBEM++ for Multiplayer
Age ratings
Game modes
Languages
Features
Mare Nostrvm price history
Lowest tracked price: £5.02 (Jul 7, 2026) · current best: £5.02.
Mare Nostrvm player count & reviews
88% positive reviews all-time · 1 peak players in the last 30 days.
Mare Nostrvm — frequently asked questions
Where can I buy Mare Nostrvm at the cheapest price?
Right now the cheapest offer for Mare Nostrvm is £5.02 at Steam. KingsPrice compares 1 offers from 1 stores — official stores and keyshops — and refreshes prices throughout the day.
What is the lowest price Mare Nostrvm has ever been?
The lowest price KingsPrice has tracked for Mare Nostrvm is £5.02 (recorded on Jul 7, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.
How many people play Mare Nostrvm?
Mare Nostrvm peaked at 1 concurrent players on Steam in the last 30 days (highest on Jul 25, 2026). The player chart on this page updates daily.
How can I get Mare Nostrvm at a discount?
Create a free price alert on this page and KingsPrice will email you when Mare Nostrvm drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
System requirements
Minimum
- OS *: Windows 32 bit 7 / 8 / 10
- Processor: 1.6 GHz (Dual-core Pentium and above recommended)
- Memory: 2 GB RAM
- Graphics: DirectX 9.0c compatible video card
- DirectX: Version 9.0c
- Storage: 1300 MB available space
- Sound Card: Compatible sound card











