Mr. Prepper - Mountaineer DLC
A cold new adventure awaits! Climb 10 levels of a mysterious mountain, survive freezing temperatures, uncover Agency secrets, and follow a mysterious climber's messages through a one-way walkie-talkie. Bring new technology and useful equipment back to your bunker.
Type | DLC |
Release Date | 10/17/2026 |
Franchise | Rejected Games |
Developer | Rejected Games |
Publishers | |
Last Updated | 10/20/2026 |
Steam App Id | 3864280 |
- Windows
- Mac
- Linux
About Mr. Prepper - Mountaineer DLC
Mr. Prepper - Mountaineer DLC is an Action, Casual, Simulation, RPG, and Adventure DLC developed by Rejected Games. On 10/17/2026, it was released on the Steam Store by Rejected Games, and PlayWay SA. Mr. Prepper - Mountaineer DLC 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 dlc app.
According to Steam’s category system, Mr. Prepper - Mountaineer DLC supports the following features:
- Downloadable Content
- Captions available
- Remote Play on Tablet
- Single-player
- Save Anytime
- Stats
- Steam Achievements
- Custom Volume Controls
- Subtitle Options
- Steam Trading Cards
- Includes level editor
- Adjustable Difficulty
- Family Sharing
- Steam Cloud
Media & Sceenshots
Explore the featured video and screenshots from Mr. Prepper - Mountaineer DLC featured in the Steam Store.
DLC & Related Apps
Mr. Prepper - Mountaineer DLC is referenced by 1 other related app in the Steam Store.
| Image | Name | Type | Release Date | Actions |
|---|---|---|---|---|
 | Mr. Prepper | Game | 3/18/2021 | View |