Choose Mechabellum
Choose Mechabellum if you want an Action and Massively Multiplayer game with Multi-player, Online PvP, and Online Co-op. On Steam, it has co-op, so you can bring a friend. 9,451 Steam reviews back the pick.
Mechabellum vs ALL OUT WAR
Mechabellum and ALL OUT WAR both land in Strategy, Indie, 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 Strategy, Indie, Simulation on Steam. Mechabellum (2024) is 2 years older than ALL OUT WAR (2026). Mechabellum has co-op; ALL OUT WAR does not. 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 ALL OUT WAR
Choose ALL OUT WAR if it's a focused single-player run rather than a multiplayer commitment. ALL OUT WAR launched in 2026.
Both Mechabellum and ALL OUT WAR sit in Strategy, Indie, and Simulation on Steam, 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
 Mechabellum |  ALL OUT WAR | |
|---|---|---|
| Released | 2024 | 2026 |
| Genres | Action, Strategy, Indie, Simulation, Massively Multiplayer | Strategy, Indie, Simulation |
| Platforms | Windows, macOS | Windows |
| Steam Deck | Deck Playable | Unrated |
| Price | 11.99 USD | Price unknown |
| Steam reviews | 84.6% positive (9,451 reviews) | — |
| Multiplayer | Multi-player, Online Co-op, Co-op | Single-player only |
| Developers | Game River | Felipe Pechmann |
Side by side
- Both share Strategy, Indie, Simulation on Steam.
- Mechabellum (2024) is 2 years older than ALL OUT WAR (2026).
- Mechabellum has co-op; ALL OUT WAR does not.
- Mechabellum is Deck Playable on Steam Deck; ALL OUT WAR has no Deck rating yet.
Mechabellum vs ALL OUT WAR — FAQ
- Should I play Mechabellum or ALL OUT WAR first?
- If you want chronology, Mechabellum (2024) came out before ALL OUT WAR (2026). 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 Mechabellum and ALL OUT WAR similar?
- They overlap on Strategy, Indie, 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.
- Does ALL OUT WAR have multiplayer like Mechabellum?
- No. Mechabellum supports multiplayer on Steam (Multi-player, Online Co-op, Co-op), while ALL OUT WAR is listed as single-player only.
- Does Mechabellum run on Steam Deck?
- Yes — Mechabellum is rated Deck Playable by Valve. ALL OUT WAR doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.