Choose _OUR_:_Defense 2021
Choose _OUR_:_Defense 2021 if it matches what drew you to this matchup. _OUR_:_Defense 2021 launched in 2020.
_OUR_:_Defense 2021 vs ARC Alien Raid Combat
_OUR_:_Defense 2021 and ARC Alien Raid Combat both land in Strategy, Indie, Casual 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, Casual on Steam. _OUR_:_Defense 2021 (2020) is 1 year older than ARC Alien Raid Combat (2021). ARC Alien Raid Combat is currently ~80% cheaper on Steam than _OUR_:_Defense 2021 (0.99 USD vs. 4.99 USD). 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 ARC Alien Raid Combat
Choose ARC Alien Raid Combat if it's currently about 80% cheaper on the Steam Store. ARC Alien Raid Combat launched in 2021.
Both _OUR_:_Defense 2021 and ARC Alien Raid Combat sit in Strategy, Indie, and Casual 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
 _OUR_:_Defense 2021 |  ARC Alien Raid Combat | |
|---|---|---|
| Released | 2020 | 2021 |
| Genres | Strategy, Indie, Casual | Strategy, Indie, Casual |
| Platforms | Windows | Windows |
| Steam Deck | Unrated | Unrated |
| Price | 4.99 USD | 0.99 USD |
| Steam reviews | — | 8 reviews |
| Multiplayer | Single-player only | Single-player only |
| Developers | M58 | Ômega Games |
Side by side
- Both share Strategy, Indie, Casual on Steam.
- _OUR_:_Defense 2021 (2020) is 1 year older than ARC Alien Raid Combat (2021).
- ARC Alien Raid Combat is currently ~80% cheaper on Steam than _OUR_:_Defense 2021 (0.99 USD vs. 4.99 USD).
_OUR_:_Defense 2021 vs ARC Alien Raid Combat — FAQ
- Should I play _OUR_:_Defense 2021 or ARC Alien Raid Combat first?
- If you want chronology, _OUR_:_Defense 2021 (2020) came out before ARC Alien Raid Combat (2021). 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 _OUR_:_Defense 2021 and ARC Alien Raid Combat similar?
- They overlap on Strategy, Indie, Casual 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.