Choose Antaria Online
Choose Antaria Online if you want a Massively Multiplayer game with Multi-player, MMO, and Online Co-op. On Steam, it has co-op, so you can bring a friend. Antaria Online launched in 2017.
Antaria Online vs Phantom Containment
Antaria Online and Phantom Containment both land in Action, Indie, 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, Indie, Adventure on Steam. Antaria Online (2017) is 9 years older than Phantom Containment (2026). Antaria Online has co-op; Phantom Containment 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 Phantom Containment
Choose Phantom Containment if it's the newer release (2026) and ships with the modern feature baseline. Phantom Containment launched in 2026.
Both Antaria Online and Phantom Containment sit in Action, Indie, and Adventure 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
 Antaria Online |  Phantom Containment | |
|---|---|---|
| Released | 2017 | 2026 |
| Genres | Action, Indie, Adventure, Massively Multiplayer, RPG, Casual, Early Access | Action, Indie, Adventure, RPG, Casual, Early Access |
| Platforms | Windows, Linux | Windows |
| Steam Deck | Unrated | Unrated |
| Price | Price unknown | Price unknown |
| Steam reviews | 57.8% positive (185 reviews) | — |
| Multiplayer | Multi-player, Cross-Platform Multiplayer, Online Co-op | Single-player only |
| Developers | Antaria, LLC | Mythical Unicorn Gaming Studio |
Side by side
- Both share Action, Indie, Adventure on Steam.
- Antaria Online (2017) is 9 years older than Phantom Containment (2026).
- Antaria Online has co-op; Phantom Containment does not.
Antaria Online vs Phantom Containment — FAQ
- Should I play Antaria Online or Phantom Containment first?
- If you want chronology, Antaria Online (2017) came out before Phantom Containment (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 Antaria Online and Phantom Containment similar?
- They overlap on Action, Indie, 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.
- Does Phantom Containment have multiplayer like Antaria Online?
- No. Antaria Online supports multiplayer on Steam (Multi-player, Cross-Platform Multiplayer, Online Co-op), while Phantom Containment is listed as single-player only.