Lost Altr
Screenshots & trailers
Switch thumbnails to browse storefront screenshots.
Primary storefront actions
About this game
LOST ALTR is a solo rogue-lite card game set within the crumbling halls of a forgotten temple. You’ll face a series of Trials—mysterious encounters drawn from an ever-shifting deck. Each completed Trial leads you deeper into the Ruins of ALTR. Use Aspect cards to shape your fate—mysterious forces that grant you powerful advantages, but always at a cost. Built on the foundation of the Scoundrel card mechanics by Zach Gage and Kurt Biegand, a heavily reimagined experience, LOS
System requirements
PC storefront requirement matrices are shown for the Steam / PC tab. Switch platform above for console release context.
Rarest achievements
Achievements unavailable for this source
This catalog entry does not have a Steam app mapping yet.
Game Snapshot
Platforms
Community rating
Critics rating
Themes
Game modes
Player perspective
Keywords
Languages
Language support isn’t summarized on this overview yet.
- Developer
- ALTER-BOY
- Release · PC (Microsoft Windows)
- Worldwide — Jun 29, 2026
- Worldwide — Oct 31, 2025
Community discussion
Sign in to join the conversation when comments launch.