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Kelder

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About Kelder

Kelder is a survival horror game set in the ominous depths of a post-Soviet basement. You wake there with only your wits, then explore its corridors, gather keys and solve puzzles to unlock doors. To escape, you must piece together the basement’s history while surviving the strange entities roaming its halls.

The basement’s history

Letters and environmental clues reveal the stories of scavengers and other adventurers who vanished there. As you explore remnants of Soviet-era research, you investigate whether the basement was a site of sinister experiments or a place of unexplained anomalies. Each discovery offers clues to what happened to those who came before you.

Explore and survive

You search the detailed environment for hidden corners, clues and keys, and solve puzzles to progress. Strange entities watch and wait for a chance to strike; you must outwit or evade them as you navigate the halls. Each step can reveal more about the basement’s secrets or lead you into greater danger.

Changing encounters

Events and encounters are randomized, so each playthrough offers a different experience. The basement’s eerie environment and haunting soundscape shape the journey.

Frequently asked questions

Steam lets publishers create keys to sell in other shops. Once you activate a key, the game is yours to keep, just like a store purchase.

Disclaimer: CD keys have an inherent 1–2% average failure rate. Check the shop terms for buyer protection info. Steam offers no buyer protection for keys bought in other shops and doesn't refund them.

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