Video Game Data

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.

Developer: Strategy Game Sudio

Publisher: Avalon Digital

Genres: Strategy

Tags: 2D Alternate History Choices Matter Colorful Historical Military Multiplayer Multiple Endings Singleplayer Story Rich Strategy Turn-Based Strategy Turn-Based Tactics War Wargame

Release Date: Oct. 9, 2025

Reviews: 7 (Followers)

Followers: 169

Platforms: Windows Mac

Languages: English, French, Italian, German, Simplified Chinese, Russian, Spanish - Spain, Polish, Portuguese - Portugal

Steam Achievements: None

Estimated Sales: $5,247

Estimated Wishlists: 2,028

SGS Sealion on Steam

Categories: Family Sharing Multi-player Playable without Timed Input PvP Remote Play Together Save Anytime Single-player