Marimo-VS-IAS
Cute marimo take down waves of invading alien species in this side-scrolling shooter! A 2.5D shooting game that blends classic side-scrolling action with strategic depth-based combat. Target priority and strategy are the keys to achieving high scores!
Last Updated: 2/5/2026
Marimo-VS-IAS
Cute marimo take down waves of invading alien species in this side-scrolling shooter! A 2.5D shooting game that blends classic side-scrolling action with strategic depth-based combat. Target priority and strategy are the keys to achieving high scores!
Last Updated: 2/5/2026
- Windows
- Mac
- Linux
About Marimo-VS-IAS
Marimo-VS-IAS is a Casual, Action, and Indie game developed by JoyPlot. On 1/31/2022, it was released on the Steam Store by JoyPlot.
It can be played and ran on both Windows and Mac systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
According to Steam’s category system, Marimo-VS-IAS supports the following features:
- Full controller support
- Family Sharing
- Steam Achievements
- Steam Leaderboards
- Single-player
From the Steam community, Marimo-VS-IAS has been tagged with the following user tags:
- 2.5D
- Supernatural
- Shoot 'Em Up
- Side Scroller
- Dark
- Destruction
- Tutorial
- Story Rich
- Nature
- Controller
- Shooter
- Underwater
- Indie
- Casual
- Action
- Singleplayer
- 2D
- Score Attack
Media & Sceenshots
Watch the featured video for Marimo-VS-IAS and see the latest screenshots from the Steam Store.
Marimo-VS-IAS DLC
Marimo-VS-IAS has 1 related app available for download from the Steam store.
| Image | Name | Type | Release Date | Actions |
|---|---|---|---|---|
 | Marimo -VS- I.A.S. Original Soundtrack | Music | 1/31/2022 | Steam Charts |
Related Bundles
Marimo-VS-IAS is included in 1 bundle in the Steam Store. Purchasing through a bundle can give a large discount off the game's base price if you are willing to purchase multiple apps all at once.
| Image | Name | Apps | Packages | Price | Actions |
|---|---|---|---|---|---|
 | Marimo-VS-IAS Game&OST | 2 | 2 | $8.02 | View |
Related Packages
Marimo-VS-IAS is referenced by 1 package in the Steam Store. A package (or sub) is simply an item that can be purchased on Steam.
| Name | Price | Actions |
|---|---|---|
| Marimo-VS-IAS | $13.99 | View |
Supported Languages and Localizations
Marimo-VS-IAS is available in 2 different languages with varying levels of support for the in-game interface, audio, and fully translated subtitles.
| Name | Interface | Audio | Subtitles |
|---|---|---|---|
| English | Yes | No | No |
| Japanese | Yes | No | No |
Discover Similar Games
Find a new game to play just like Marimo-VS-IAS through our curated lists. Steambase uses Steam's User Tag and Genre system (and other game stats) to curate a list of the best and most loved games similar to Marimo-VS-IAS.
Features & Categories
Frequently Asked Questions
Soures & References
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Data is enriched, cleansed, verified, and updated in real-time to ensure we surface the most up-to-date information. Learn more about the Steambase approach to data collection.
Marimo-VS-IAS data has been sourced from:
- Valve Corporation. (2026, February 5). Marimo-VS-IAS on Steam. Steam Store.
- Valve Corporation. (2026, February 5). Marimo-VS-IAS. Steam Community Hub.
- JoyPlot. (2023, July 21). Marimo-VS-IAS. Marimo-VS-IAS.