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Game library / Europa Universalis IV / Expansion - Europa Universalis IV: Mare Nostrum
Expansion - Europa Universalis IV: Mare Nostrum
DLC
GOG Steam

Expansion - Europa Universalis IV: Mare Nostrum

Mare Nostrum introduces new systems connected to naval warfare and control of trade. The power of your fleets will depend on the number of sailors your nation can gather, and your ships can now be given missions and areas to patrol. There are also new options for creating trade leagues, and a host of other improvements.

Requires Europa Universalis IV.

Released · 2016-04-05

At a glance

About this game

Core game information and the store records it came from.

Title
Expansion - Europa Universalis IV: Mare Nostrum
Content
DLC
Release date
2016-04-05
Platforms
Windows, Linux, macOS
Connected stores
2
GOG GOG source details
Store title
Expansion - Europa Universalis IV: Mare Nostrum
Product ID
1123779969
Developer
Paradox Development Studio, Paradox Tinto
Publisher
Paradox Interactive
Store release date
2016-04-05
Source checked
2026-10-14 12:17 UTC

Open official store page ↗

Steam Steam source details
Store title
Expansion - Europa Universalis IV: Mare Nostrum
Product ID
436120
Developer
Paradox Development Studio
Publisher
Paradox Interactive
Store platforms
Windows + Linux + macOS
Source checked
2026-10-13 16:21 UTC

Open official store page ↗

How you can play

Features and tags

Select a feature to find other DLC that have it.

Store tags

  • Strategy
  • Simulation
  • Classic
  • Management
  • Multiplayer
  • Sandbox
  • Historical
  • Resource Management
  • Real-Time
  • Military
  • Grand Strategy
  • Politics

Genres

  • Simulation
  • Strategy

Categories and genres from the Steam store, observed 2026-10-13. Store tags from Steam and GOG, as players and the store apply them.

Compare & explore

One game, connected stores

Each store keeps its own prices and observations. We prefer the latest recorded EUR price for Europa. When the displayed currency differs from the store amount, a separate approximate value may use the latest available ECB reference rate.

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Lumiri price context

Recorded price comparison

Matching store titles. One currency. One market.

EUR SE

Lowest recorded amount

14.99 EUR

Steam

Recorded 23 h ago

Difference between stores

—

One comparable store. A difference needs another matching store price.

Distance from observed low

At observed low

Steam listing only. Low: 14.99 EUR.

Last seen
Newest included record

1 included price record from 1 store · 2 linked listings

  • 1 listing has no recorded amount
See the 1 included observation
  • Steam history →Expansion - Europa Universalis IV: Mare Nostrum
    14.99 EUR
    23 h ago
How this comparison works

Only original EUR amounts recorded for SE and matching titles linked to this game are compared. Edition words and numbers must match. Other editions, source-market fallbacks and currency estimates are excluded.

These are recorded observations. Check the store for the current price, availability and included content. Historical lows belong to the named listing in this market and reflect the history Lumiri GameDB has collected.

Player activity

Observed Steam player history

Latest 1,000 points at most. Individual observations.

Player history is taking shape

No local player observations yet. Collected samples will appear here over time.

Recorded prices

Price history · Steam

EUR observations for market SE. History belongs to the selected store listing; regional prices and taxes may differ.

Historical low observed by Lumiri GameDB: 14.99 EUR, last seen

First recorded price. More observations will build the price history.

View 1 recorded prices
  • 2026-10-13 16:21: 14.99 EUR

Prices observed by Lumiri GameDB in EUR.

Catalogue activity

Recent changes

Prices, release dates and store listing updates we detected. Repeated store refreshes are grouped.

  1. Store details updated GOG

    Title, product type, release date, availability, platforms, store details