Steam Playtests
RHM: The Foundation

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RHM: The Foundation playtest

by MMKPC Studios

Guide the vessels through the RhythmVerse, recover lost Stems, outmaneuver the Foundation, and face what the Dirge tried to erase in a rhythm-aware stealth traversal game.

Anyone with a Steam account can join, and it's free.

Access
Instant
On playtest since
Jun 10, 2025
Planned release
To be announced
Developer
MMKPC Studios
Platforms
Windows
Players
Single-player
Languages
English

How to join the RHM: The Foundation playtest

  1. Open the game's Steam page with the Join playtest button. Sign in to Steam if it asks.
  2. Use the RHM: The Foundation playtest signup there. You're in straight away, with nothing to pay.
  3. The playtest shows up in your Steam library, ready to install and play.

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About RHM: The Foundation

RHM: The Foundation is a third-person stealth traversal game about restoring what the Dirge broke.

You guide the vessels: beings sent into the RhythmVerse to recover the lost harmony, rhythm, and melodies that once held a soul together. In this hidden layer of reality, sound becomes architecture, memory becomes terrain, and unwitnessed grief becomes the Dirge.

The Foundation has turned stolen frequency systems into patrol routes, surveillance grids, and control infrastructure. To move through their territory, you will need timing, attention, restraint, and presence. Combat exists, but it is not the point. Every encounter has a cost. Every Stem you recover is not loot. It is a memory given form.

Observe. Traverse. Witness. Return. Remember.

That is the loop.

Key Features

- Enter the RhythmVerse, a reality layer where music, memory, and architecture occupy the same space.

- Guide vessels sent to rebuild the broken harmony, rhythm, and melodies of damaged souls.

- Recover Stems by witnessing the stories and places the Dirge tried to suspend.

- Move through stealth, traversal, and rhythm-aware patrol systems built from stolen frequency technology.

- Experience finite, consequential combat where survival matters more than domination.

- Follow an ensemble story about grief, family, memory, and presence.

From the game's Steam page.