Choose MaDevil
Choose MaDevil if you want an Adventure and RPG experience. MaDevil launched in 2022.
MaDevil vs 666 Second Rule
MaDevil and 666 Second Rule both land in Action, Indie 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 on Steam. MaDevil (2022) is 1 year older than 666 Second Rule (2023). 666 Second Rule is currently ~50% cheaper on Steam than MaDevil (2.99 USD vs. 5.99 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 666 Second Rule
Choose 666 Second Rule if it's currently about 50% cheaper on the Steam Store. 666 Second Rule launched in 2023.
Both MaDevil and 666 Second Rule sit in Action and Indie 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
 MaDevil |  666 Second Rule | |
|---|---|---|
| Released | 2022 | 2023 |
| Genres | Action, Indie, Adventure, RPG | Action, Indie |
| Platforms | Windows | Windows |
| Steam Deck | Unrated | Unrated |
| Price | 5.99 USD | 2.99 USD |
| Steam reviews | 2 reviews | 8 reviews |
| Multiplayer | Single-player only | Single-player only |
| Developers | Karl Wenzel | Stray Feet |
Side by side
- Both share Action, Indie on Steam.
- MaDevil (2022) is 1 year older than 666 Second Rule (2023).
- 666 Second Rule is currently ~50% cheaper on Steam than MaDevil (2.99 USD vs. 5.99 USD).
MaDevil vs 666 Second Rule — FAQ
- Should I play MaDevil or 666 Second Rule first?
- If you want chronology, MaDevil (2022) came out before 666 Second Rule (2023). 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 MaDevil and 666 Second Rule similar?
- They overlap on Action, Indie 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.