DLC
Steam
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.
Requires Mr. Prepper.
Released · 2026-10-17
At a glance
About this game
Core game information and the store records it came from.
- Title
- Mr. Prepper - Mountaineer DLC
- Content
- DLC
- Release date
- 2026-10-17
- Developer
- Rejected Games
- Publisher
- PlayWay S.A., Rejected Games
- Platforms
- Windows, macOS
- Connected stores
- 1
Steam Steam source details
- Store title
- Mr. Prepper - Mountaineer DLC
- Product ID
- 3864280
- Developer
- Rejected Games
- Publisher
- Rejected Games, PlayWay S.A.
- Store platforms
- Windows + macOS
- Source checked
- 2026-10-19 16:12 UTC