Choose Cossacks 3
Choose Cossacks 3 if you want an Action and Adventure experience. 3,273 Steam reviews back the pick.
Cossacks 3 vs Imperium Eternal
Cossacks 3 and Imperium Eternal both land in Strategy on Steam, which is why they keep getting compared. The comparison below is built from each game's Steam metadata — release year, genres, categories, Steam Deck status, price, and review score — refreshed daily by imho.run's scraper. Headline differences: Both are Strategy games on Steam. Both support cooperative play. Cossacks 3 is Deck Unsupported on Steam Deck; Imperium Eternal has no Deck rating yet. No login or purchase needed — scroll for the full table, the verdict FAQ, and links to ranked similar games for both titles.
Which should you pick?
Choose Imperium Eternal
Choose Imperium Eternal if it matches what drew you to this matchup.
Both Cossacks 3 and Imperium Eternal sit in Strategy on Steam and both list Multi-player, Online PvP, and Online Co-op, so either pick lands in the same broad neighborhood. Use the side-by-side table for the feature view, or follow the "Games like" links below to see ranked alternatives for either title.
Side-by-side comparison
 Cossacks 3 |  Imperium Eternal | |
|---|---|---|
| Released | 2016 | — |
| Genres | Action, Strategy, Adventure | Strategy |
| Platforms | Windows, Linux | Windows |
| Steam Deck | Deck Unsupported | Unrated |
| Price | 19.99 USD | Price unknown |
| Steam reviews | 78.2% positive (3,273 reviews) | — |
| Multiplayer | Multi-player, Online Co-op, Co-op | Multi-player, Online Co-op, Co-op |
| Developers | GSC Game World | EPO Games |
Side by side
- Both are Strategy games on Steam.
- Both support cooperative play.
- Cossacks 3 is Deck Unsupported on Steam Deck; Imperium Eternal has no Deck rating yet.
Cossacks 3 vs Imperium Eternal — FAQ
- Are Cossacks 3 and Imperium Eternal similar?
- They overlap on Strategy on Steam, so the catalogue groups them together — but "similar" depends on the specific mechanics. Use the genre + category rows above to decide whether the overlap matches what drew you to the one you've already played.
- Do both Cossacks 3 and Imperium Eternal have co-op?
- Yes — both list a co-op category on Steam. Specifics differ: Cossacks 3 ships Online Co-op, Co-op; Imperium Eternal ships Online Co-op, Co-op.