The Callisto Protocol™ - Final Transmission
The biophage virus threatens to spread beyond the walls of Black Iron Prison. Fight through the derelict penitentiary in a last-ditch attempt to retrieve Mahler’s data, get it off Callisto and redeem yourself.
Type | DLC |
Release Date | 6/28/2023 |
Developer | Striking Distance Studios |
Publisher | KRAFTON, Inc. |
Last Updated | 10/12/2025 |
Steam App Id | 2005983 |
- Windows
- Mac
- Linux
About The Callisto Protocol™ - Final Transmission
The Callisto Protocol™ - Final Transmission is an Adventure and Action DLC developed by Striking Distance Studios. On 6/28/2023, it was released on the Steam Store by KRAFTON, Inc. The Callisto Protocol™ - Final Transmission can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this dlc app.
The Callisto Protocol™ - Final Transmission also supports 12 languanges in-game including English, French, and Italian. Each language comes with varying levels of support for the in-game interface, audio, and fully translated subtitles.
According to Steam’s category system, The Callisto Protocol™ - Final Transmission supports the following features:
- Single-player
- Family Sharing
- Downloadable Content
- Steam Achievements
- Full controller support
Media & Sceenshots
Explore the featured video and screenshots from The Callisto Protocol™ - Final Transmission featured in the Steam Store.
DLC & Related Apps
The Callisto Protocol™ - Final Transmission is referenced by 1 other related app in the Steam Store.
| Image | Name | Type | Release Date | Actions |
|---|---|---|---|---|
 | The Callisto Protocol™ | Game | 12/1/2022 | View |
Related Packages
The Callisto Protocol™ - Final Transmission is referenced by 1 package in the Steam Store.
| Name | Price | Actions |
|---|---|---|
| The Callisto Protocol - Story DLC | $14.99 | View |
Supported Languages
The Callisto Protocol™ - Final Transmission is available in 12 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 | Yes | Yes |
| Italian | Yes | Yes | Yes |
| German | Yes | Yes | Yes |
| Spanish (Spain) | Yes | Yes | Yes |
| Japanese | Yes | Yes | Yes |
| Korean | Yes | Yes | Yes |
| Polish | Yes | No | Yes |
| Portuguese-Brazil | Yes | No | Yes |
| Russian | Yes | Yes | Yes |