Marimo-VS-IAS: Our Friends
A 3D action where marimo moss ball fight to survive. Clear around 60 missions as you explore the lake, uncovering hidden items, information, side quests, and lurking threats… Use mission rewards and collected items to upgrade your marimo and take on powerful enemies!
Last Updated: 3/27/2026
Marimo-VS-IAS: Our Friends
A 3D action where marimo moss ball fight to survive. Clear around 60 missions as you explore the lake, uncovering hidden items, information, side quests, and lurking threats… Use mission rewards and collected items to upgrade your marimo and take on powerful enemies!
Last Updated: 3/27/2026
- Windows
- Mac
- Linux
About Marimo-VS-IAS: Our Friends
Marimo-VS-IAS: Our Friends is an Adventure, Indie, RPG, and Action game developed by JoyPlot. On 3/27/2026, it was released on the Steam Store by JoyPlot.
It can be played and ran on Windows 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: Our Friends supports the following features:
- Custom Volume Controls
- Full controller support
- Single-player
- Adjustable Difficulty
- Family Sharing
- Steam Achievements
- Stereo Sound
- Camera Comfort
- Playable without Timed Input
From the Steam community, Marimo-VS-IAS: Our Friends has been tagged with the following user tags:
- Third Person
- Lore-Rich
- Multiple Endings
- Story Rich
- Tutorial
- Nature
- Controller
- 3D
- Third-Person Shooter
- RPG
- Shooter
- Choices Matter
- Underwater
- Action-Adventure
- Action RPG
- Sci-fi
- Action
- Adventure
- Singleplayer
- Exploration
Media & Sceenshots
Watch the featured video for Marimo-VS-IAS: Our Friends and see the latest screenshots from the Steam Store.
Related Packages
Marimo-VS-IAS: Our Friends 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: Our Friends | $14.99 | View |
Supported Languages and Localizations
Marimo-VS-IAS: Our Friends 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 | Yes |
| Japanese | Yes | No | Yes |
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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: Our Friends data has been sourced from:
- Valve Corporation. (2026, March 27). Marimo-VS-IAS: Our Friends on Steam. Steam Store.
- Valve Corporation. (2026, March 27). Marimo-VS-IAS: Our Friends. Steam Community Hub.
- JoyPlot. (2026, February 3). Marimo-VS-IAS: Our Friends. Marimo-VS-IAS: Our Friends.