Choose The Purge of the Crystals
Choose The Purge of the Crystals if you want an Indie and Adventure game with DualShock Controller Support, DualSense Controller Support, and Steam Input API Support.
The Purge of the Crystals vs Under Mythos
The Purge of the Crystals and Under Mythos both land in Action, 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 share Action, RPG on Steam. 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 Under Mythos
Choose Under Mythos if you want a Simulation experience. Under Mythos launched in 2028.
Both The Purge of the Crystals and Under Mythos sit in Action and RPG on Steam and both list Gamepad Recommended, 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
 The Purge of the Crystals |  Under Mythos | |
|---|---|---|
| Released | — | 2028 |
| Genres | Action, Indie, Adventure, RPG | Action, Simulation, RPG |
| Platforms | Windows | Windows |
| Steam Deck | Unrated | Unrated |
| Price | Price unknown | Price unknown |
| Steam reviews | — | — |
| Multiplayer | Single-player only | Single-player only |
| Developers | Poetic Visuals | KADATH Co., Ltd. |
Side by side
- Both share Action, RPG on Steam.
The Purge of the Crystals vs Under Mythos — FAQ
- Are The Purge of the Crystals and Under Mythos similar?
- They overlap on Action, 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.