SGS Sealion
Operation Sealion is Germany's code name for the planned invasion of Britain in 1940. It could have happened after a victory of the Luftwaffe in the Battle of Britain. Find out in this game how in could have unfolded.
Last Updated: 10/13/2025
| Steam Price | $18.74 |
| Release Date | 10/9/2025 |
| Franchise | Strategy Game Studio (SGS) |
| Developer | Strategy Game Sudio |
| Publisher | Avalon Digital |
| Steam App Id | 2639430 |
SGS Sealion
Operation Sealion is Germany's code name for the planned invasion of Britain in 1940. It could have happened after a victory of the Luftwaffe in the Battle of Britain. Find out in this game how in could have unfolded.
Last Updated: 10/13/2025
- Windows
- Mac
- Linux
About SGS Sealion
SGS Sealion is a Strategy game developed by Strategy Game Sudio. On 10/9/2025, it was released on the Steam Store by Avalon Digital.
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.
It also supports 9 languanges in-game including English, French, Italian, German, and Chinese (Simplified). Each language comes with varying levels of support for the in-game interface, audio, and fully translated subtitles.
According to Steam’s category system, SGS Sealion supports the following features:
- Family Sharing
- Save Anytime
- Single-player
- PvP
- Playable without Timed Input
- Multi-player
- Remote Play Together
From the Steam community, SGS Sealion has been tagged with the following user tags:
- Multiplayer
- Multiple Endings
- War
- Story Rich
- Historical
- Choices Matter
- Turn-Based Tactics
- Wargame
- Strategy
- Alternate History
- Turn-Based Strategy
- Military
- Colorful
- Singleplayer
- 2D
Media & Sceenshots
Watch the featured video for SGS Sealion and see the latest screenshots from the Steam Store.
Related Packages
SGS Sealion 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 |
|---|---|---|
| SGS Sealion | $18.74 | View |
Supported Languages and Localizations
SGS Sealion is available in 9 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 |
| French | Yes | No | No |
| Italian | Yes | No | No |
| German | Yes | No | No |
| Chinese (Simplified) | Yes | No | No |
| Russian | Yes | No | No |
| Spanish (Spain) | Yes | No | No |
| Polish | Yes | No | No |
| Portuguese | Yes | No | No |
Discover Similar Games
Find a new game to play just like SGS Sealion 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 SGS Sealion.
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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.
SGS Sealion data has been sourced from:
- Valve Corporation. (2025, October 13). SGS Sealion on Steam. Steam Store.
- Valve Corporation. (2025, October 13). SGS Sealion. Steam Community Hub.
- Strategy Game Sudio. (2025, August 27). SGS Sealion. SGS Sealion.