Choose Level Zero: Extraction
Choose Level Zero: Extraction if you want an Indie, Simulation, and Massively Multiplayer experience. 1,552 Steam reviews back the pick.
Level Zero: Extraction vs Rules of Engagement: The Grey State
Level Zero: Extraction and Rules of Engagement: The Grey State both land in Action, Adventure 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 on Steam. Rules of Engagement: The Grey State is free; Level Zero: Extraction is paid (4.99 USD). Both support cooperative play. 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 Rules of Engagement: The Grey State
Choose Rules of Engagement: The Grey State if you want a RPG and Free To Play game with MMO. On Steam, it's free to play, so the barrier to trying it is zero.
Both Level Zero: Extraction and Rules of Engagement: The Grey State sit in Action and Adventure 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
 Level Zero: Extraction |  Rules of Engagement: The Grey State | |
|---|---|---|
| Released | 2025 | — |
| Genres | Action, Indie, Adventure, Simulation, Massively Multiplayer | Action, Adventure, RPG, Free To Play |
| Platforms | Windows | Windows |
| Steam Deck | Deck Unsupported | Unrated |
| Price | 4.99 USD | Free to play |
| Steam reviews | 52.2% positive (1,552 reviews) | — |
| Multiplayer | Multi-player, Online Co-op, Co-op | Multi-player, Online Co-op, Co-op |
| Developers | Doghowl Games | Grey State Studio |
Side by side
- Both share Action, Adventure on Steam.
- Rules of Engagement: The Grey State is free; Level Zero: Extraction is paid (4.99 USD).
- Both support cooperative play.
- Level Zero: Extraction is Deck Unsupported on Steam Deck; Rules of Engagement: The Grey State has no Deck rating yet.
Level Zero: Extraction vs Rules of Engagement: The Grey State — FAQ
- Are Level Zero: Extraction and Rules of Engagement: The Grey State similar?
- They overlap on Action, Adventure 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 Level Zero: Extraction and Rules of Engagement: The Grey State have co-op?
- Yes — both list a co-op category on Steam. Specifics differ: Level Zero: Extraction ships Online Co-op, Co-op; Rules of Engagement: The Grey State ships Online Co-op, Co-op.
- Is Rules of Engagement: The Grey State free?
- Yes — Rules of Engagement: The Grey State is a free-to-play Steam title. Level Zero: Extraction is paid (4.99 USD).