Sea Of Radiation 2
Welcome to the perilous nuclear-contaminated waters, where all creatures are mutating. Start as an ordinary small fish, struggling to survive in this toxic sea. Through continuous evolution and adaptation, you will grow into a powerful ocean monster and ultimately become the sole ruler of this ocean
- Price:$5.99
- Release Date:11/29/2024
- Developer:NightWalker
- Publisher:NightWalker
- Last Updated:12/13/2025
- Steam App Id:3191720
Sea Of Radiation 2
- Windows
- Mac
- Linux
- Steam Deck (Playable)
Steam Charts, Stats, and Live Player Count
At the moment, Sea Of Radiation 2 has 2 concurrent players online and in-game. This is 98% lower than its previous all-time peak of 93 players achieved on 11/30/2024.
Review History Chart
Track historical review trends and overall ratings for Sea Of Radiation 2. It has received a total of 105 reviews on the Steam store and achieved a Player Score of 76 (Very Positive).
Price History Chart
Track historical price changes and trends for Sea Of Radiation 2. Right now, it costs $5.99 in the Steam Store.
Community Hub Members & Followers Chart
Explore the cumulative breakdown of Steam community hub members for Sea Of Radiation 2 and its growth over time. It currently has 556 followers on its community page.
About Sea Of Radiation 2
Sea Of Radiation 2 is an Action, Casual, and Indie game developed by NightWalker. On 11/29/2024, it was released on the Steam Store by NightWalker.
Players have rated Sea Of Radiation 2 as "Very Positive" out of 105 total reviews on the Steam Store. These are split between 89 positive reviews and 16 negative reviews — an overall 85% positive review rating.
It is available for gamers to download and play for $5.99. It can also be purchased through Artifact Seeker X Sea of Radiation 2 which gives a discount off its base price. The game also includes a single DLC add-on, Sea Of Radiation 2 : Deep into the Sea available for purchase and download through Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play Sea Of Radiation 2 on the Steam Deck but some functionaliy may not be fully supported.
It also supports 10 languanges in-game including English, French, German, Spanish (Spain), and Russian. Each language comes with varying levels of support for the in-game interface, audio, and fully translated subtitles.
According to Steam’s category system, Sea Of Radiation 2 supports the following features:
- Steam Cloud
- Full controller support
- Family Sharing
- Steam Achievements
- Single-player
From the Steam community, Sea Of Radiation 2 has been tagged with the following user tags:
- Roguelike
- Roguelite
- Nature
- Hand-drawn
- Underwater
- Lovecraftian
- Horror
- Survival
- Sci-fi
- Top-Down
- Post-apocalyptic
- Cartoon
- Thriller
- Casual
- Colorful
- Relaxing
- Action
- Singleplayer
- Satire
- 2D
Media & Sceenshots
Watch the featured video for Sea Of Radiation 2 and see the latest screenshots from the Steam Store.
DLC & Related Apps
Sea Of Radiation 2 is referenced by 1 other related app in the Steam Store.
| Image | Name | Type | Release Date | Actions |
|---|---|---|---|---|
 | Sea Of Radiation 2 : Deep into the Sea | DLC | 4/17/2025 | View |
Related Bundles
Sea Of Radiation 2 is included in 1 bundle in the Steam Store.
| Image | Name | Apps | Packages | Price | Actions |
|---|---|---|---|---|---|
 | Artifact Seeker X Sea of Radiation 2 | 2 | 2 | $13.48 | View |
Related Packages
Sea Of Radiation 2 is referenced by 1 package in the Steam Store.
| Name | Price | Actions |
|---|---|---|
| Sea Of Radiation 2 | $5.39 | View |
Supported Languages
Sea Of Radiation 2 is available in 10 different languages with varying levels of support for the in-game interface, audio, and fully translated subtitles.
| Name | Interface | Audio | Subtitles |
|---|---|---|---|
| English | Yes | Yes | Yes |
| French | Yes | No | Yes |
| German | Yes | No | Yes |
| Spanish (Spain) | Yes | No | Yes |
| Russian | Yes | No | Yes |
| Japanese | Yes | No | Yes |
| Chinese (Simplified) | Yes | Yes | Yes |
| Chinese (Traditional) | Yes | Yes | Yes |
| Portuguese | Yes | No | Yes |
| Korean | Yes | No | Yes |
Frequently Asked Questions
Soures & References
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Sea Of Radiation 2 data has been sourced from:
- Valve Corporation. (2025, December 13). Sea Of Radiation 2 on Steam. Steam Store. https://store.steampowered.com/app/3191720
- Valve Corporation. (2025, December 13). Sea Of Radiation 2. Steam Community Hub. https://steamcommunity.com/app/3191720