Choose Core Keeper
Choose Core Keeper if you want an Indie and RPG experience. On Steam, it's currently about 33% cheaper on the Steam Store. 22,806 Steam reviews back the pick.
Core Keeper vs Oppidum
Core Keeper and Oppidum both land in Action, Adventure, Simulation 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 share Action, Adventure, Simulation on Steam. Core Keeper (2024) is 1 year older than Oppidum (2025). Core Keeper scores higher on Steam reviews (94.8% positive) than Oppidum (67.7% positive). 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 Oppidum
Choose Oppidum if you want the Color Alternatives, Camera Comfort, and Custom Volume Controls side of the pairing. Oppidum launched in 2025.
Both Core Keeper and Oppidum sit in Action, Adventure, and Simulation on Steam and both list Multi-player, Online Co-op, and 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
 Core Keeper |  Oppidum | |
|---|---|---|
| Released | 2024 | 2025 |
| Genres | Action, Indie, Adventure, Simulation, RPG | Action, Adventure, Simulation |
| Platforms | Windows, Linux | Windows, macOS, Linux |
| Steam Deck | Deck Verified | Deck Verified |
| Price | 19.99 USD | 29.99 USD |
| Steam reviews | 94.8% positive (22,806 reviews) | 67.7% positive (93 reviews) |
| Multiplayer | Multi-player, Online Co-op, Co-op | Multi-player, Cross-Platform Multiplayer, Online Co-op |
| Developers | Pugstorm | EP Games® |
Side by side
- Both share Action, Adventure, Simulation on Steam.
- Core Keeper (2024) is 1 year older than Oppidum (2025).
- Core Keeper scores higher on Steam reviews (94.8% positive) than Oppidum (67.7% positive).
- Core Keeper is currently ~33% cheaper on Steam than Oppidum (19.99 USD vs. 29.99 USD).
- Both support cooperative play.
- Both are Deck Verified.
Core Keeper vs Oppidum — FAQ
- Should I play Core Keeper or Oppidum first?
- If you want chronology, Core Keeper (2024) came out before Oppidum (2025). If neither is a sequel to the other, order doesn't really matter — start with whichever fits your current mood, since both share enough on Steam to make either a reasonable opener.
- Are Core Keeper and Oppidum similar?
- They overlap on Action, Adventure, Simulation 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 Core Keeper and Oppidum have co-op?
- Yes — both list a co-op category on Steam. Specifics differ: Core Keeper ships Online Co-op, Co-op; Oppidum ships Online Co-op, Co-op.
- Do Core Keeper and Oppidum both run on Steam Deck?
- Yes — both are Steam Deck Verified, meaning Valve confirms they run with full controller support, legible text, and default settings out of the box.