Choose Steel Alcimus
Choose Steel Alcimus if you want a Free To Play experience. On Steam, it's currently about 50% cheaper on the Steam Store. Steel Alcimus launched in 2018.
Steel Alcimus vs Marimoth
Steel Alcimus and Marimoth 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. Steel Alcimus (2018) is 3 years older than Marimoth (2021). Steel Alcimus is currently ~50% cheaper on Steam than Marimoth (0.99 USD vs. 1.99 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 Marimoth
Choose Marimoth if it's the newer release (2021) and ships with the modern feature baseline. Marimoth launched in 2021.
Both Steel Alcimus and Marimoth sit in Action and Indie on Steam and both list Steam Leaderboards, 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
 Steel Alcimus |  Marimoth | |
|---|---|---|
| Released | 2018 | 2021 |
| Genres | Action, Indie, Free To Play | Action, Indie |
| Platforms | Windows | Windows |
| Steam Deck | Deck Playable | Unrated |
| Price | 0.99 USD | 1.99 USD |
| Steam reviews | 8 reviews | 4 reviews |
| Multiplayer | Single-player only | Single-player only |
| Developers | Hijong Park | Nether Lamp |
Side by side
- Both share Action, Indie on Steam.
- Steel Alcimus (2018) is 3 years older than Marimoth (2021).
- Steel Alcimus is currently ~50% cheaper on Steam than Marimoth (0.99 USD vs. 1.99 USD).
- Steel Alcimus is Deck Playable on Steam Deck; Marimoth has no Deck rating yet.
Steel Alcimus vs Marimoth — FAQ
- Should I play Steel Alcimus or Marimoth first?
- If you want chronology, Steel Alcimus (2018) came out before Marimoth (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 Steel Alcimus and Marimoth 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.
- Does Steel Alcimus run on Steam Deck?
- Yes — Steel Alcimus is rated Deck Playable by Valve. Marimoth doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.