Choose Castle of the Zephyr
Choose Castle of the Zephyr if it matches what drew you to this matchup. Castle of the Zephyr launched in 2027.
Castle of the Zephyr vs Undermoon
Castle of the Zephyr and Undermoon both land in RPG 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 are RPG games on Steam. Undermoon (2026) is 1 year older than Castle of the Zephyr (2027). 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 Undermoon
Choose Undermoon if you want a Strategy, Indie, and Adventure game with Custom Volume Controls, Playable without Timed Input, and Keyboard Only Option. Undermoon launched in 2026.
Both Castle of the Zephyr and Undermoon sit in RPG 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
 Castle of the Zephyr |  Undermoon | |
|---|---|---|
| Released | 2027 | 2026 |
| Genres | RPG | Strategy, Indie, Adventure, RPG |
| Platforms | Windows | Windows |
| Steam Deck | Unrated | Unrated |
| Price | Price unknown | Price unknown |
| Steam reviews | — | — |
| Multiplayer | Single-player only | Single-player only |
| Developers | Victory Monument Studios | momorange |
Side by side
- Both are RPG games on Steam.
- Undermoon (2026) is 1 year older than Castle of the Zephyr (2027).
Castle of the Zephyr vs Undermoon — FAQ
- Should I play Castle of the Zephyr or Undermoon first?
- If you want chronology, Undermoon (2026) came out before Castle of the Zephyr (2027). 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 Castle of the Zephyr and Undermoon similar?
- They overlap on RPG 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.