IMHO.

Games like Costa Nostra

If Costa Nostra is your kind of game, the closest matches are Feudums, Conquest! and Ode to War — picked from the ranked list below. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.

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About Costa Nostra: A persistent criminal strategy MMO: choose one of six factions, conquer 336 zones across three regions, and build an empire through economy, money laundering, influence, logistics, real-time operations, and territorial PvP wars.

2026StrategyIndieMassively MultiplayerFree To PlayFree to playWindows · macOS · Linuxby Costa Nostra
Costa Nostra — Steam game cover

Players who liked Costa Nostra also play

Steam players who put hours into Costa Nostra also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.

  1. Feudums

    WHY THIS

    Top pick for Costa Nostra fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Massively Multiplayer with Costa Nostra.

    Lead your noble house through brutal wars, shifting allegiances and economic strife in an asynchronous multiplayer 4X strategy. Shape the narrative with or against real players in a medieval world where diplomacy isn't binding, there is NO pay-to-win, and only strategy determines your legacy.

    2026StrategySimulationMassively MultiplayerFreeSteam ↗
  2. Conquest!

    WHY THIS

    Second-strongest match for Costa Nostra fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Costa Nostra.

    A persistent multiplayer strategy world of alliances, betrayal, war, and consequence.

    2021StrategyIndieMassively MultiplayerFreeSteam ↗
  3. Ode to War

    WHY THIS

    Third-strongest match for Costa Nostra fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Massively Multiplayer with Costa Nostra.

    A civilization MMO: from a single town to a galactic empire. The server ticks once an hour and keeps running while you sleep. You administer towns, not a nation, so each one holds its own stores and anything you need from a neighbor has to be traded for.

    2027StrategySimulationMassively MultiplayerSteam ↗
  4. SUPREMACY: WORLD WAR 3

    WHY THIS

    Ranked #4 for Costa Nostra fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Costa Nostra.

    This Long Term Strategy Game lets you take control of the armed forces of your nation. Become responsible for its military expansion, technological research and economic development. Form alliances and wage total war for global dominance on the battlefields of World War 3.

    2018StrategyIndieMassively MultiplayerFreeSteam ↗
  5. Project Entropy

    WHY THIS

    Ranked #5 for Costa Nostra fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Massively Multiplayer with Costa Nostra.

    Welcome, commander, to Project Entropy- an ultimate Sci-Fi and role-playing game with battles in space. In this immersive MMO experience, you will command alien civilizations, conquer uncharted planets, and build Hero fleets.

    2024StrategyAdventureSimulationFreeSteam ↗
  6. Kron Wars

    WHY THIS

    Ranked #6 for Costa Nostra fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Costa Nostra.

    Kron Wars is a persistent browser-based sci-fi MMO where players trade, mine, build corporations, wage wars, hunt bounties, and control entire sectors across massive player-driven universes with dynamic economies and tactical space combat.

    2026StrategyIndieMassively MultiplayerFreeSteam ↗
  7. Illyriad - Grand Strategy MMO

    WHY THIS

    Ranked #7 for Costa Nostra fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Costa Nostra.

    Build a city, Create an Empire! Research 400+ technologies, and Build 70+ buildings, Craft and Trade 380+ items in an entirely player driven market. Fight Wars and Forge Alliances with thousands of players and create your own Empire in this award-winning, critically-acclaimed MMO.

    2017StrategyIndieSimulationFreeSteam ↗
  8. Dummynation

    WHY THIS

    Ranked #8 for Costa Nostra fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Costa Nostra.

    Geopolitical management game with real-time shifting borders and a streamlined gameplay, designed to minimize all burdensome chores while allowing an absolute strategic control, from military recruitment and deployment, to diplomatic and economic management.

    2022StrategyIndieSimulation11.99 USDDeck PlayableSteam ↗

Frequently asked about Costa Nostra

Is Costa Nostra free to play?
Yes — Costa Nostra is a free-to-play title on Steam. You can install and play it without buying anything, though some games include optional in-app purchases.
Does Costa Nostra have multiplayer or co-op?
Yes — Costa Nostra supports multi-player play according to its Steam store listing (Multi-player, Cross-Platform Multiplayer, Online PvP).
What games are most similar to Costa Nostra?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Costa Nostra are Feudums, Conquest!, Ode to War.
Who developed Costa Nostra?
Costa Nostra was developed by Costa Nostra.

imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Costa Nostra.

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8 Games Like Costa Nostra — Ranked for 2026 · imho.run